Hans Ackermann

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Bottmingen, CH

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Patents Grantslast 30 patents

Information Patent Grant
Fiber-reactive, heavy metal-containing formazane dyestuffs
- Patent number 4,024,123
- Issue date May 17, 1977
- Paul Dussy
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...