Hansgeorg Gronle

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Filderstadt, DE

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Patents Grantslast 30 patents

Information Patent Grant
Combined intake-exhaust gasket for internal combustion engines
- Patent number 4,676,514
- Issue date Jun 30, 1987
- Elring Dichtungswerke GmbH
- Ulrich Beutter
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Reinforced support sheet and method for making same
- Patent number 4,520,068
- Issue date May 28, 1985
- Elring Dichtungswerke GmbH
- Horst Sommer
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Reinforced support sheet and method for making same
- Patent number 4,478,887
- Issue date Oct 23, 1984
- Elring Dichtungswerke GmbH
- Horst Sommer
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL