Radiation imagery chemistry: process, composition, or product th
Transfer procedure between image and image layer, image...
Diffusion transfer process, element, or identified image...
Inventor
active
Novel xanthene compounds and photographic products and processes
Novel xanthene compounds and photographic products and processes
Photographic products and processes with a pH sensitive xanthene
Sulfo-substituted-3,6-di(N-indolinyl)-9-sulfonamidophenyl-xanthe
Thermal imaging dye precursors
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