Geoffrey C. Nicholson

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Woodbury, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Inhibitor removing bath for direct positive color photographic deve...
- Patent number 4,194,911
- Issue date Mar 25, 1980
- Minnesota Mining and Manufacturing Company
- William A. Huffman
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY