Gerhard Leu

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Schlieren, CH

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Patents Grantslast 30 patents

Information Patent Grant
Moisture curable composition
- Patent number 4,748,083
- Issue date May 31, 1988
- Sika AG, vorm. Kaspar Winkler & Co.
- Jurg Widmer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for deactivating the catalyst in a polyurethane prepolymer
- Patent number 4,026,875
- Issue date May 31, 1977
- Sika AG, vormals Kaspar Winkler & Co.
- Gerhard Leu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...