Karl-Hermann Conrad

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Moers, DE

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Patents Grantslast 30 patents

Information Patent Grant
Hardeners for epoxy resins
- Patent number 4,569,971
- Issue date Feb 11, 1986
- Rutgerswerke Aktiengesellschaft
- H. Rainer Sasse
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES