Process for the production of photographic images utilizing a negative working diazo contact film
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United States of America Patent
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Mar 8, 1988
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N/A
app pub date -
Oct 18, 1985
filing date -
Mar 18, 1982
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Expired
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Abstract
A process for the production of photographic images utilizing a photographic element comprising a transparent support and a coating on the support comprising a diazonium composition having a light absorbency of about 45% or less, and a colorant composition, said coating having a light transmission of not more than about 0.1%.
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