Dye containing photographic sensitive elements
Dye developer for diffusion transfer elements
Dye developer transfer photosensitive material with substituted
Dye diffusion transfer employing pyridine azo dye
Dye diffusion transfer material with graft polymer binding layer
Dye image forming process
Dye image forming process using shifted azo dye developer
Dye sensitized dichromated gelatin holographic material
Dye toning system
Dye-containing silver halide photographic light-sensitive materi
Dye-containing silver halide photographic light-sensitive materi
Dynamic electrostatic filter apparatus for purifying air...