Walter Gunther

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Grenzach-Wyhlen, DE

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Patents Grantslast 30 patents

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Dustless, water-soluble, solid, dyestuff or optical brightener comp...
- Patent number 4,541,831
- Issue date Sep 17, 1985
- Ciba-Geigy Corporation
- Walter Gunther
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...