Selectively permeable layers for diffusion transfer film units

Details Selectively permeable layers for diffusion transfer film units Selectively permeable layers for diffusion transfer film units

1976-07-01

1978-05-09

Brown, J. Travis

Gas separation: apparatus

Electric field separation apparatus

Electrode cleaner, apparatus part flusher, discharger, or...

96 3, 96 76R, 96 76C, 96 77, G03C 700, G03C 554, G03C 140, G03C 148

Patent

active

040884996

ABSTRACT:
Disclosed herein is an image-transfer film unit comprising:

REFERENCES:
patent: 3459790 (1969-08-01), Smith
patent: 3488708 (1970-01-01), Smith
patent: 3554987 (1971-01-01), Smith
patent: 3658878 (1972-04-01), Smith
patent: 3679409 (1972-07-01), Buckler et al.
patent: 3904418 (1975-09-01), Mowrey et al.

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