John H. C. Howse

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Cardiff, GB

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Patents Grantslast 30 patents

Information Patent Grant
Fluorescent compounds
- Patent number 5,658,494
- Issue date Aug 19, 1997
- Amersham International plc
- Colin David Bell
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Fluorescent compounds
- Patent number 5,435,937
- Issue date Jul 25, 1995
- Amersham International plc
- Colin D. Bell
- C07 - ORGANIC CHEMISTRY