Chemistry: electrical current producing apparatus – product – and – Having polarity safety feature
Patent
1977-01-21
1978-04-18
Walton, Donald L.
Chemistry: electrical current producing apparatus, product, and
Having polarity safety feature
429 98, 429178, H01M 210
Patent
active
040852539
ABSTRACT:
A battery assembly including structure for mounting the battery assembly to an exterior surface of a photographic camera such that the terminals of the battery assembly make electrical engagement with a pair of contacts located within the camera thereby providing electrically operated components of the camera with a new source of energy.
REFERENCES:
patent: 3804172 (1975-02-01), Marks
patent: 3853396 (1974-12-01), Ogiso et al.
patent: 3943532 (1976-03-01), Filippis
Corrigan Alfred E.
Polaroid Corporation
Walton Donald L.
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