Stefan Ehrlich

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Patents Grantslast 30 patents

Information Patent Grant
Device for determining the actual reversal of the direction of rota...
- Patent number 7,426,877
- Issue date Sep 23, 2008
- Siemens Aktiengesellschaft
- Stefan Ehrlich
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
Device for determining the actual reversal of the direction of rota...
- Publication number 20070113682
- Publication date May 24, 2007
- Stefan Ehrlich
- G05 - CONTROLLING REGULATING