Side printing apparatus
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United States of America Patent
Stats
-
May 28, 1985
Grant Date -
N/A
app pub date -
Dec 6, 1983
filing date -
Dec 10, 1982
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A side printing apparatus for providing latent images of characters, numerals, symbols and the like on a photographic film moving in continuous motion includes a film sensitivity responsive means for generating several kinds of pulse having different pulse lengths which are predetermined in accordance with sensitivity of film. The pulse operates to cause a light image forming device to be energized for a time defined corresponding to the pulse length thereof so as to provide a latent image of character, numeral, symbol or the like on a photographic film.
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Family
International Classification(s)
Cited Art Landscape
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