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Andreas Hofmann
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Bunde, DE
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Patents Grants
last 30 patents
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Patent Grant
Inductive safety sensor for monitoring doors and gates
Patent number
6,750,658
Issue date
Jun 15, 2004
Bernstein AG
Andreas Hofmann
B66 - HOISTING LIFTING HAULING
Patents Applications
last 30 patents
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Patent Application
Inductive safety sensor for monitoring doors and gates
Publication number
20020175812
Publication date
Nov 28, 2002
Bernstein AG
Andreas Hofmann
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES