Patent
1975-09-10
1977-06-28
Griffin, Donald A.
354277, G03B 1750, G03B 1726
Patent
active
040329372
ABSTRACT:
A thin dark chamber or light shielding adapter that is configured to be slidably inserted through a narrow film exit slot in a self-developing camera for receiving and light shielding self-developing film units of the type requiring a short imbibition period in a light-free environment subsequent to the distribution of a processing composition between predetermined layers of the film unit.
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patent: 3650188 (1972-03-01), Whall
patent: 3748990 (1973-07-01), Erlichman
patent: 3810211 (1974-05-01), Wareham et al.
Griffin Donald A.
Polaroid Corporation
Vale John S.
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