Reinhold Franzen

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Leverkusen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Molded polyurea articles and a process for the production thereof
- Patent number 4,746,681
- Issue date May 24, 1988
- Bayer Aktiengesellschaft
- Friedhelm Pilger
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...