Photographic film unit of integral structure

Details Photographic film unit of integral structure Photographic film unit of integral structure

1979-08-03

1981-04-28

Schilling, Richard L.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Structurally defined

430207, 430208, 430209, 430497, G03C 148, G03C 176

Patent

active

042647185

ABSTRACT:
The invention relates to a photographic film unit with integral structure consisting of an image sheet and a cover sheet which is substantially in register with the image sheet and firmly attached to it, whereby the attachment between the sheets is produced by a combination of individual masking strips and lateral spacer strips and said combination of multi-part mask is composed of a masking folding sheet associated with the container for photographic developer material and another associated with the trap and a separate lateral masking strip for each side.

REFERENCES:
patent: 3672272 (1972-06-01), Cole
patent: 3826655 (1974-07-01), Borel et al.
patent: 4042395 (1977-08-01), Tone et al.

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