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Robertus Anthonius Maria van Ardenne
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Amersfoort, NL
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last 30 patents
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Patent Grant
Scooter
Patent number
6,619,678
Issue date
Sep 16, 2003
Robertus Anthonius Maria van Ardenne
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
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Patent Grant
Cover for holding together sheets of paper, as well as a bundle of...
Patent number
5,957,501
Issue date
Sep 28, 1999
Ardebridge B.V.
Robertus A. M. van Ardenne
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Patents Applications
last 30 patents
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Patent Application
Scooter
Publication number
20030034622
Publication date
Feb 20, 2003
Robertus Anthonius Maria van Ardenne
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS