Ralf Tomaschek

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Furth, DE

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Patents Grantslast 30 patents

Information Patent Grant
Key switch with a device for key monitoring
- Patent number 7,351,924
- Issue date Apr 1, 2008
- Siemens Aktiengesellschaft
- Josef Scherl
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Key switch with a device for key monitoring
- Publication number 20070199807
- Publication date Aug 30, 2007
- Josef Scherl
- H01 - BASIC ELECTRIC ELEMENTS