Dirk Rotthaus

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Bochum, DE

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Patents Grantslast 30 patents

Information Patent Grant
Switch apparatus for activating switch contacts
- Patent number 4,307,269
- Issue date Dec 22, 1981
- Mannesmann Demag AG
- Dirk Rotthaus
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Pull switch
- Patent number 4,209,681
- Issue date Jun 24, 1980
- DEMAG, Aktiengesellschaft
- Gunter Somborn
- H01 - BASIC ELECTRIC ELEMENTS