René Gigon

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Porrentruy, CH

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Patents Grantslast 30 patents

Information Patent Grant
Cooling device
- Patent number 6,371,742
- Issue date Apr 16, 2002
- Ateliers Busch SA
- René Gigon
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Scroll vacuum pump
- Patent number 6,290,477
- Issue date Sep 18, 2001
- Ateliers Busch SA
- René Gigon
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES