Copying device

Photocopying – Projection printing and copying cameras – With developing

Patent

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Details

219216, 355 45, 354 83, G03B 2732

Patent

active

039443612

ABSTRACT:
Copying method comprises applying uniformly an auxiliarly heating treatment o the whole surface of a thermally developable photosensitive material containing organic salt at a temperature within a developing temperature range appropriate to the photosensitive material before image exposure, and heating for developing after exposure.

REFERENCES:
patent: 2769369 (1956-11-01), Oiler
patent: 3585917 (1971-06-01), Griffith
patent: 3645883 (1972-02-01), Luebbe

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