Harry E. Green

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Charles City, IA, US

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Patents Grantslast 30 patents

Information Patent Grant
1-(4'-Diazoniumphenyl)-pyridinium salts and the process of preparation
- Patent number 3,985,724
- Issue date Oct 12, 1976
- Salsbury Laboratories
- Hermann Hoffmann
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...