Gunther Zoche

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Bonn, DE

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Patents Grantslast 30 patents

Information Patent Grant
Sealing composition for soil barriers
- Patent number 4,822,420
- Issue date Apr 18, 1989
- Huels Troisdorf AG
- Rudolf Burkhardt
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...