US3844785A - Color photographic diffusion transfer process and photographic material for use in this process - Google Patents

Color photographic diffusion transfer process and photographic material for use in this process Download PDF

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Publication number
US3844785A
US3844785A US36930773A US3844785A US 3844785 A US3844785 A US 3844785A US 36930773 A US36930773 A US 36930773A US 3844785 A US3844785 A US 3844785A
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United States
Prior art keywords
dye
diffusion
process
group
giving
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W Puschel
H Vetter
H Odenwalder
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Agfa Gevaert AG
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Agfa Gevaert AG
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Priority to DE19722228361 priority Critical patent/DE2228361A1/en
Application filed by Agfa Gevaert AG filed Critical Agfa Gevaert AG
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Publication of US3844785A publication Critical patent/US3844785A/en
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Expired - Lifetime legal-status Critical Current

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