Hans Wanner

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Herisau, CH

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Patents Grantslast 30 patents

Information Patent Grant
Piston compressor, particularly an oil-free piston compressor
- Patent number 5,195,420
- Issue date Mar 23, 1993
- Fritz Haug AG
- Hans Wanner
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Process for applying a heat-barrier layer to a piston crown
- Patent number 4,312,106
- Issue date Jan 26, 1982
- Fritz Haug AG
- Hans Wanner
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS