Alfred Guthmann

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Patents Grantslast 30 patents

Information Patent Grant
Manufacture of self-extinguishing urethane group-containing polyiso...
- Patent number 4,035,313
- Issue date Jul 12, 1977
- BASF Aktiengesellschaft
- Georg Falkenstein
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...