Peter Christen

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Mannedorf, CH

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Patents Grantslast 30 patents

Information Patent Grant
Gas sensing signaling system
- Patent number 4,390,869
- Issue date Jun 28, 1983
- Cerberus AG
- Peter Christen
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information Patent Grant
Gas sensing unit for use in environment comprising explosive gases
- Patent number 4,352,099
- Issue date Sep 28, 1982
- Cerberus AG
- Peter Christen
- G08 - SIGNALLING