Anton F. Tschopp

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Oldham, GB

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Patents Grantslast 30 patents

Information Patent Grant
Composition of 4-amino-4'-nitrostilbene-2,2'-disulphonic acid diazo...
- Patent number 4,266,939
- Issue date May 12, 1981
- Ciba-Geigy Corporation
- John D. Hildreth
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...