Printing – Multicolor – Processes
Patent
1974-05-02
1976-04-06
Crowder, Clifford D.
Printing
Multicolor
Processes
96 30, 96 38, 96 45, 101 40, B41M 114, B41F 1722
Patent
active
039481719
ABSTRACT:
Halftone, multicolor printed effects are achieved by special preparation of art work in the desired pre-selected colors without blending and the use of only white as a diluent of color strength, forming color separated line-engraved press plates therefrom and applying the separate colors by offset printing to the workpiece without overprinting. A novel method and apparatus for producing halftone effect printing using these line-engraved press plates for printing cylindrical objects, and more particularly, cans of the two-piece type.
REFERENCES:
patent: 787209 (1905-04-01), McKee
patent: 1744410 (1930-01-01), Morton
patent: 1885725 (1932-11-01), Howland
patent: 2129945 (1938-09-01), Lake
patent: 2700609 (1955-01-01), Lando
patent: 3332775 (1967-07-01), Mandler
patent: 3337343 (1967-08-01), Hove
patent: 3381612 (1968-05-01), Lecha
patent: 3496863 (1970-02-01), Cvacho et al.
Crowder Clifford D.
National Can Corporation
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