1,140,460 Bilder für simSearch:600-07192171,k

  • simsearch:600-07192171,k - Business People in Office, Mannheim, Baden-Wurttemberg, Germany Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-07192171

    600-07192171

    Business People in Office, Mannheim, Baden-Wurttemberg, Germany

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People in Office, Mannheim, Baden-Wurttemberg, Germany Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-07192172

    600-07192172

    Business People in Office, Mannheim, Baden-Wurttemberg, Germany

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People in Office, Mannheim, Baden-Wurttemberg, Germany Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-07311393

    600-07311393

    Business People in Office, Mannheim, Baden-Wurttemberg, Germany

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People in Office, Mannheim, Baden-Wurttemberg, Germany Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-07311392

    600-07311392

    Business People in Office, Mannheim, Baden-Wurttemberg, Germany

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People in Office, Mannheim, Baden-Wurttemberg, Germany Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-07192176

    600-07192176

    Business People in Office, Mannheim, Baden-Wurttemberg, Germany

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People in Office, Mannheim, Baden-Wurttemberg, Germany Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-07192174

    600-07192174

    Business People in Office, Mannheim, Baden-Wurttemberg, Germany

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People in Office, Mannheim, Baden-Wurttemberg, Germany Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-07192173

    600-07192173

    Business People in Office, Mannheim, Baden-Wurttemberg, Germany

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People in Office, Mannhaim, Baden-Wurttemberg, Germany Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-07192170

    600-07192170

    Business People in Office, Mannhaim, Baden-Wurttemberg, Germany

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People in Office, Mannheim, Baden-Wurttemberg, Germany Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-07192175

    600-07192175

    Business People in Office, Mannheim, Baden-Wurttemberg, Germany

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People in Office, Mannheim, Baden-Wurttemberg, Germany Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-07192179

    600-07192179

    Business People in Office, Mannheim, Baden-Wurttemberg, Germany

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People in Office, Mannheim, Baden-Wurttemberg, Germany Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-07192178

    600-07192178

    Business People in Office, Mannheim, Baden-Wurttemberg, Germany

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People in Office, Mannheim, Baden-Wurttemberg, Germany Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-07192177

    600-07192177

    Business People in Office, Mannheim, Baden-Wurttemberg, Germany

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People in Office, Mannheim, Baden-Wurttemberg, Germany Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-07192181

    600-07192181

    Business People in Office, Mannheim, Baden-Wurttemberg, Germany

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People in Office, Mannheim, Baden-Wurttemberg, Germany Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-07192180

    600-07192180

    Business People in Office, Mannheim, Baden-Wurttemberg, Germany

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People in Office, Mannheim, Baden-Wurttemberg, Germany Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-07199429

    600-07199429

    Business People in Office, Mannheim, Baden-Wurttemberg, Germany

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People in Office, Mannheim, Baden-Wurttemberg, Germany Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-07199428

    600-07199428

    Business People in Office, Mannheim, Baden-Wurttemberg, Germany

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People in Office, Mannheim, Baden-Wurttemberg, Germany Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-07199427

    600-07199427

    Business People in Office, Mannheim, Baden-Wurttemberg, Germany

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Businessman and apprentice looking at talet computer in office, Germany Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-07199803

    600-07199803

    Businessman and apprentice looking at talet computer in office, Germany

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Businessman showing computer data to apprentice in office, Germany Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-07199802

    600-07199802

    Businessman showing computer data to apprentice in office, Germany

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Businessman explaining work to apprentice in office, Germany Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-07199806

    600-07199806

    Businessman explaining work to apprentice in office, Germany

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Businessman shaking hands with apprentice in office, Germany Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-07199805

    600-07199805

    Businessman shaking hands with apprentice in office, Germany

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Businessman explaining work to apprentice in office, Germany Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-07199804

    600-07199804

    Businessman explaining work to apprentice in office, Germany

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Businessman explaining chart to apprentice in office, Germany Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-07199809

    600-07199809

    Businessman explaining chart to apprentice in office, Germany

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Businessman with hand on shoulder of apprentice in office, Germany Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-07199807

    600-07199807

    Businessman with hand on shoulder of apprentice in office, Germany

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business-Meeting Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-01613762

    600-01613762

    Business-Meeting

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Geschäftsleute im Büro Stockbilder - Lizenzpflichtiges, Bildnummer: 700-01464208

    700-01464208

    Geschäftsleute im Büro

    Lizenzpflichtiges

  • simsearch:600-07192171,k - Business-Meeting Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-01613761

    600-01613761

    Business-Meeting

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Geschäftsleute im Büro Stockbilder - Lizenzpflichtiges, Bildnummer: 700-01464209

    700-01464209

    Geschäftsleute im Büro

    Lizenzpflichtiges

  • simsearch:600-07192171,k - Business People in Office, Mannheim, Baden-Wurttemberg, Germany Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-07199426

    600-07199426

    Business People in Office, Mannheim, Baden-Wurttemberg, Germany

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People in Office, Mannheim, Baden-Wurttemberg, Germany Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-07199425

    600-07199425

    Business People in Office, Mannheim, Baden-Wurttemberg, Germany

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People Working in Office Looking at Plans Displayed on a Glass Board Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-06620989

    600-06620989

    Business People Working in Office Looking at Plans Displayed on a Glass Board

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People in Meeting Looking at Plans and Model of Windmill Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-06621014

    600-06621014

    Business People in Meeting Looking at Plans and Model of Windmill

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People in Meeting Looking at Plans and Model of Windmill Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-06621013

    600-06621013

    Business People in Meeting Looking at Plans and Model of Windmill

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People in Meeting Looking at Model of Windmills Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-06621012

    600-06621012

    Business People in Meeting Looking at Model of Windmills

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People Working and Meeting in Office Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-06620998

    600-06620998

    Business People Working and Meeting in Office

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business-Meeting Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-01613763

    600-01613763

    Business-Meeting

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Geschäftsleute, die Blaupausen betrachten Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-01195306

    600-01195306

    Geschäftsleute, die Blaupausen betrachten

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business-Meeting Stockbilder - Lizenzpflichtiges, Bildnummer: 700-01464282

    700-01464282

    Business-Meeting

    Lizenzpflichtiges

  • simsearch:600-07192171,k - Porträt des Business Teams mit Computern Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-01788840

    600-01788840

    Porträt des Business Teams mit Computern

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Porträt des Business Teams mit Computern Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-01788839

    600-01788839

    Porträt des Business Teams mit Computern

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Porträt des Business Teams mit Computern Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-01788838

    600-01788838

    Porträt des Business Teams mit Computern

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People in Meeting Looking at Plans and Model of Windmill Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-06621015

    600-06621015

    Business People in Meeting Looking at Plans and Model of Windmill

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Blueprints and Business People Working and Meeting in Office Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-06621009

    600-06621009

    Blueprints and Business People Working and Meeting in Office

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People Working and Meeting in Office Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-06621008

    600-06621008

    Business People Working and Meeting in Office

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Young Businessman Standing in Business Meeting holding Model Windmill, while Mature Businessman uses Calculator Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-06621000

    600-06621000

    Young Businessman Standing in Business Meeting holding Model Windmill, while Mature Businessman uses Calculator

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Porträt von Geschäftsleuten Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-01613789

    600-01613789

    Porträt von Geschäftsleuten

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business-Meeting Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-01613759

    600-01613759

    Business-Meeting

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business-Meeting Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-01613758

    600-01613758

    Business-Meeting

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business-Meeting Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-01613757

    600-01613757

    Business-Meeting

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Geschäftsleute, die Blaupausen betrachten Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-01195301

    600-01195301

    Geschäftsleute, die Blaupausen betrachten

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Geschäftsleute, die Blaupausen betrachten Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-01195300

    600-01195300

    Geschäftsleute, die Blaupausen betrachten

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business-Meeting Stockbilder - Lizenzpflichtiges, Bildnummer: 700-01464290

    700-01464290

    Business-Meeting

    Lizenzpflichtiges

  • simsearch:600-07192171,k - Businesswoman explaining work to apprentice in office, Germany Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-07199810

    600-07199810

    Businesswoman explaining work to apprentice in office, Germany

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People in Office, Mannheim, Baden-Wurttemberg, Germany Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-07199424

    600-07199424

    Business People in Office, Mannheim, Baden-Wurttemberg, Germany

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People in Office, Mannheim, Baden-Wurttemberg, Germany Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-07199423

    600-07199423

    Business People in Office, Mannheim, Baden-Wurttemberg, Germany

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People in Office, Mannheim, Baden-Wurttemberg, Germany Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-07199420

    600-07199420

    Business People in Office, Mannheim, Baden-Wurttemberg, Germany

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People in Office, Mannheim, Baden-Wurttemberg, Germany Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-07199419

    600-07199419

    Business People in Office, Mannheim, Baden-Wurttemberg, Germany

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People in Office, Mannheim, Baden-Wurttemberg, Germany Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-07199418

    600-07199418

    Business People in Office, Mannheim, Baden-Wurttemberg, Germany

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People in Office, Mannheim, Baden-Wurttemberg, Germany Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-07199417

    600-07199417

    Business People in Office, Mannheim, Baden-Wurttemberg, Germany

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Portrait of Mature Businessman wearing Eyeglasses with Colleagues Meeting in the Background Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-06621005

    600-06621005

    Portrait of Mature Businessman wearing Eyeglasses with Colleagues Meeting in the Background

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Portrait of Mature Businessman wearing Eyeglasses with Colleagues Meeting in the Background Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-06621004

    600-06621004

    Portrait of Mature Businessman wearing Eyeglasses with Colleagues Meeting in the Background

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People Working and Meeting in Office, Looking at Color Swatches Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-06620994

    600-06620994

    Business People Working and Meeting in Office, Looking at Color Swatches

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Porträt von Geschäftsleuten Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-01613788

    600-01613788

    Porträt von Geschäftsleuten

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Geschäftsleute, die Blaupausen betrachten Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-01195305

    600-01195305

    Geschäftsleute, die Blaupausen betrachten

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Geschäftsleute, die Blaupausen betrachten Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-01195304

    600-01195304

    Geschäftsleute, die Blaupausen betrachten

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People in Office, Mannheim, Baden-Wurttemberg, Germany Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-07199422

    600-07199422

    Business People in Office, Mannheim, Baden-Wurttemberg, Germany

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People in Office, Mannheim, Baden-Wurttemberg, Germany Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-07199421

    600-07199421

    Business People in Office, Mannheim, Baden-Wurttemberg, Germany

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People Meeting in Boardroom Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-06621018

    600-06621018

    Business People Meeting in Boardroom

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People Meeting in Boardroom Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-06621017

    600-06621017

    Business People Meeting in Boardroom

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People in Meeting Looking at Plans Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-06621011

    600-06621011

    Business People in Meeting Looking at Plans

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Portrait of Young Businesswoman Leaning on Hand with Colleagues Meeting in the Background Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-06621003

    600-06621003

    Portrait of Young Businesswoman Leaning on Hand with Colleagues Meeting in the Background

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Portrait of Young Businesswoman holding Tablet with Colleagues Meeting in the Background Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-06621002

    600-06621002

    Portrait of Young Businesswoman holding Tablet with Colleagues Meeting in the Background

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Young Businessman in Business Meeting, Shaking Hands with Business Associate Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-06620999

    600-06620999

    Young Businessman in Business Meeting, Shaking Hands with Business Associate

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People Working and Meeting in Office Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-06620997

    600-06620997

    Business People Working and Meeting in Office

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People Working and Meeting in Office, Looking at Color Swatches Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-06620996

    600-06620996

    Business People Working and Meeting in Office, Looking at Color Swatches

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business People Working and Meeting in Office Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-06620995

    600-06620995

    Business People Working and Meeting in Office

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Geschäftsleuten in treffen Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-01613833

    600-01613833

    Geschäftsleuten in treffen

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business-Meeting Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-01613771

    600-01613771

    Business-Meeting

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business-Meeting Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-01613770

    600-01613770

    Business-Meeting

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business-Meeting Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-01613769

    600-01613769

    Business-Meeting

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business-Meeting Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-01613768

    600-01613768

    Business-Meeting

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Geschäftsleute, die jubeln Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-01613767

    600-01613767

    Geschäftsleute, die jubeln

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Geschäftsleute, die jubeln Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-01613766

    600-01613766

    Geschäftsleute, die jubeln

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business-Meeting Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-01613764

    600-01613764

    Business-Meeting

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Geschäftsleute im Sitzungssaal Stockbilder - Lizenzpflichtiges, Bildnummer: 700-01184968

    700-01184968

    Geschäftsleute im Sitzungssaal

    Lizenzpflichtiges

  • simsearch:600-07192171,k - Geschäftsleute im Sitzungssaal Stockbilder - Lizenzpflichtiges, Bildnummer: 700-01184967

    700-01184967

    Geschäftsleute im Sitzungssaal

    Lizenzpflichtiges

  • simsearch:600-07192171,k - Business-Meeting Stockbilder - Lizenzpflichtiges, Bildnummer: 700-01234915

    700-01234915

    Business-Meeting

    Lizenzpflichtiges

  • simsearch:600-07192171,k - Business-Meeting Stockbilder - Lizenzpflichtiges, Bildnummer: 700-01234913

    700-01234913

    Business-Meeting

    Lizenzpflichtiges

  • simsearch:600-07192171,k - Krankenhauspersonal im Gespräch Stockbilder - Premium RF Lizenzfrei, Bildnummer: 600-01195062

    600-01195062

    Krankenhauspersonal im Gespräch

    Premium RF Lizenzfrei

  • simsearch:600-07192171,k - Business-Meeting Stockbilder - Lizenzpflichtiges, Bildnummer: 700-01464289

    700-01464289

    Business-Meeting

    Lizenzpflichtiges