Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From carboxylic acid or derivative thereof
Inventor
active
2-Substituted benzimidazoles in multicolor diffusion transfer
Benzotriazole complexes and film units employing same
Birefringent polymer containing recurring units from dienoic aci
Diffusion transfer elements comprising color-providing compounds
Diffusion transfer integral film units with flare reducing layer
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