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Marcel Van Beek
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Uithoorn, NL
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Patents Grants
last 30 patents
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Patent Grant
Turnstile device
Patent number
6,938,371
Issue date
Sep 6, 2005
Boon Edam B.V.
Marcel Van Beek
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Patents Applications
last 30 patents
Information
Patent Application
Turnstile device
Publication number
20040211120
Publication date
Oct 28, 2004
BOON EDAM B.V.
Marcel Van Beek
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS