Helmut Beier

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Berlin, DT

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Patents Grantslast 30 patents

Information Patent Grant
Contact arrangement for an electric compressed-gas circuit breaker
- Patent number 4,015,095
- Issue date Mar 29, 1977
- Siemens Aktiengesellschaft
- Rainer Bitsch
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Contact arrangement for an electric pressure gas power circuit breaker
- Patent number 3,965,318
- Issue date Jun 22, 1976
- Siemens Aktiengesellschaft
- Helmut Beier
- H01 - BASIC ELECTRIC ELEMENTS