Gerhard Grieger

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Berlin, DE

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Patents Grantslast 30 patents

Information Patent Grant
Fluid actuating device for an electric circuit breaker
- Patent number 4,321,435
- Issue date Mar 23, 1982
- Siemens Aktiengesellschaft
- Gerhard Grieger
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Reversing valve
- Patent number 4,151,861
- Issue date May 1, 1979
- Siemens Aktiengesellschaft
- Joaquin E. Bohrdt
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Apparatus for controlling the drive for hydraulically actuated high...
- Patent number 4,101,746
- Issue date Jul 18, 1978
- Siemens Aktiengesellschaft
- Gerhard Grieger
- H01 - BASIC ELECTRIC ELEMENTS