Kenneth M. McCombe

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Altringham, GB

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Patents Grantslast 30 patents

Information Patent Grant
Processing of photographic silver halide materials
- Patent number 4,948,714
- Issue date Aug 14, 1990
- Ilford Limited
- William E. Long
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Protected developing agents
- Patent number 4,560,646
- Issue date Dec 24, 1985
- Ciba-Geigy AG
- William E. Long
- C07 - ORGANIC CHEMISTRY