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Ivan Roza
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Olten, CH
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last 30 patents
Information
Patent Grant
Door opening circuit
Patent number
6,713,703
Issue date
Mar 30, 2004
EAO AG
Ivan Roza
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Door opener switch
Patent number
5,803,238
Issue date
Sep 8, 1998
Elektro-Apparatebau Olten AG
Ivan Roza
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Spacer
Patent number
5,214,573
Issue date
May 25, 1993
Elektro-Apparatebau Olten AG
Ivan Roza
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...