Photosensitive azido color-forming element

Photosensitive diazo composition with graft copolymer for use in

Photosensitive diazo lithographic printing plate with oxalic aci

Photosensitive diazo steel lithoplate structure

Photosensitive diazomicrofilm adapted to be readable but nonrepr

Photosensitive diazotype material and method of making the same

Planar electric precipitator

Positive-acting diazo type materials having photodecomposed grad

Pre-ionizer for use with an electrostatic precipitator

Pre-sensitized lithoprinting plate requiring no fountain solutio

Process for hardening photographic layers with carbodiimide comp

Process for reducing core-set curling tendency and core-set curl

Process of making diazo-sensitized film products using halogen c

Restraining layer for retarding the diffusion of hydroxyl ions i

Roll fastening for roll films

Shallow relief photopolymer printing plate and methods

Shifted anthraquinone dye developing agents

Silver halide emulsion containing an arylphosphonium salt as ant

Silver halide light-sensitive material

Silver halide photographic products with semiconductor sensitize