Quality control copying apparatus
Quality control of electrostatic image developer mix
Quaternated merocyanine dyes and direct positive emulsions...
Quench control calculator
Quick acting hardener for photographic gelatin layers
Quick change lens mount
Quick film release x-ray cassette mechanism
Quick release mechanism for a backup roll of a roll fuser...
Quick setting of protein-containing coatings
Quinacridone pigments
Quinacridone pigments
Quinone- and naphthoquinone-methide precursors