Photo-chemical printing
United States Patent 3090687

Inventors:
Elliot, Berman
Publication Date:
05/21/1963
View Patent Images:
Assignee:
NCR CO
Primary Class:
Other Classes:
264/4.300, 250/580, 264/4.400, 428/402.200, 359/243, 355/133, 347/264
International Classes:
B01J13/02; G01D15/14; G03C1/00; G03C1/685; G03C1/73; G03C5/08; G03C5/56
US Patent References:
2676887Photochemical process and product
2736056
2800457Oil-containing microscopic capsules and method of making them
2819662Photographic apparatus embodying processing means
2844465Photographic process
2864753Cyanide of soluble blue and method of using same
2877167Hydrophilic cyanide of para-amino triphenylmethane dyes
2977168Vertically adjustable safety table for near-counter-balanced supporting of instruments
2877169Hydrophilic dye cyanides-hydroxyalkyl compounds
Foreign References:
AU200714B
FR814449A