Photographic system accommodating independent insertion and remo

Details Photographic system accommodating independent insertion and remo Photographic system accommodating independent insertion and remo

1975-06-09

1977-04-05

O'Connor, Edna M.

Chemistry: electrical current producing apparatus, product, and

Fuel cell, subcombination thereof, or method of making or...

Fuel cell with molten electrolyte

354 83, 354173, 429123, G03B 1726, H01M 202

Patent

active

040165825

ABSTRACT:
A photographic system of the type having a chamber therein for receipt of a film assemblage and battery assemblage wherein the film assemblage rests in juxtaposition with respect to the battery assemblage upon full insertion thereof. When a film assemblage is expended, it may be withdrawn and replaced independently of the battery assemblage. Each battery assemblage may thereafter be removed and replaced upon depletion of its reserve power.

REFERENCES:
patent: 3561339 (1971-02-01), Erlichman
patent: 3643571 (1972-02-01), Erlichman et al.
patent: 3798669 (1974-03-01), Bachelder
patent: 3833427 (1974-09-01), Land et al.
patent: 3870566 (1975-03-01), Bergum et al.
patent: 3874875 (1975-04-01), Land
patent: 3877045 (1975-04-01), Bloom et al.

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