Gas separation: apparatus – Electric field separation apparatus – Electrode cleaner – apparatus part flusher – discharger – or...
Patent
1976-03-10
1977-07-26
Klein, David
Gas separation: apparatus
Electric field separation apparatus
Electrode cleaner, apparatus part flusher, discharger, or...
96 29L, 96 33, 96 35, 101463, 101464, G03C 554, G03F 702, G03C 500, B41M 500
Patent
active
040380777
ABSTRACT:
This application relates to procedures wherein a photographic image in silver prepared by diffusion transfer is treated in such a manner as to provide a printing plate or inking master useful in photomechanical reproduction or to provide a non-silver image of the original subject matter, e.g., a document or the like to be reproduced.
REFERENCES:
patent: 3015562 (1962-01-01), Herrick et al.
patent: 3185085 (1965-05-01), Herrick et al.
patent: 3186842 (1965-06-01), De Haas
patent: 3220837 (1965-11-01), Land et al.
patent: 3278958 (1966-10-01), Regan et al.
patent: 3385701 (1968-05-01), Ormsbee et al.
patent: 3914125 (1975-10-01), Eikvar
Hopkins Esther A. H.
Klein David
Polaroid Corporation
Schilling Richard L.
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