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Gerhard Hochgesang
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Lebenhan, DE
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last 30 patents
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Patent Grant
Keyboard
Patent number
5,494,363
Issue date
Feb 27, 1996
Preh-Werke GmbH Co. KG
Gerhard Hochgesang
H01 - BASIC ELECTRIC ELEMENTS
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Patent Grant
Electric switch
Patent number
4,114,002
Issue date
Sep 12, 1978
Preh-Elektrofeinmechanische Werke-Jakob Preh Nachf
Gerhard Hochgesang
H01 - BASIC ELECTRIC ELEMENTS