Hannes von Harpe

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Krefeld, DE

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Patents Grantslast 30 patents

Information Patent Grant
Mixtures of polyurethanes and unsaturated polyester resins
- Patent number 4,413,072
- Issue date Nov 1, 1983
- Bayer Aktiengesellschaft
- Bernhard Hess
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Molding composition based on unsaturated polyesters
- Patent number 4,237,244
- Issue date Dec 2, 1980
- Bayer Aktiengesellschaft
- Hannes von Harpe
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Copolymerizable molding compositions based on unsaturated polyureth...
- Patent number 4,223,099
- Issue date Sep 16, 1980
- Bayer Aktiengesellschaft
- Hannes von Harpe
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...