Method and implementing sub-assemblies and assembly to flatten p

Radiation imagery chemistry: process – composition – or product th – Including control feature responsive to a test or measurement

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Details

430496, 430501, 430523, 430140, 355 75, 352221, 396440, 396441, G03B 1700, G03B 1726, G03B 1728, G03C 300

Patent

active

057259798

ABSTRACT:
A method and apparatus for flattening photographic film at the time of picture-taking involves applying a force-field to a photographic film made responsive to said force field to attract it against a reference surface. The force field may be electric, magnetic, AC, DC, or a combination of these.

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patent: 3993488 (1976-11-01), Oishi
patent: 4188115 (1980-02-01), Marvin
patent: 4279945 (1981-07-01), Audran et al.
patent: 4341855 (1982-07-01), Morrison et al.
patent: 5254449 (1993-10-01), James et al.
patent: 5368995 (1994-11-01), Christian et al.

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