David Gregory Richards

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Lancs, GB

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Patents Grantslast 30 patents

Information Patent Grant
Toner containing inorganic ceramic color
- Patent number 6,110,632
- Issue date Aug 29, 2000
- Cookson Matthey Ceramics plc
- Dominic Manton Dunford
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY