Perforated card for microfilm
Permanent magnet device for mounting a photographic...
Permanent master with a persistent latent image for use in...
Permanent resist composition, cured product thereof, and use...
Permeable screen and its manufacturing method
Persistent internal polarization copying machine
Persistent photoconductive coating composition
Persistent photoconductive element comprising pigment layer...
Pet poser
Pfa teflon sleeved chow pressure roll
Phase mask with spatially variable diffraction efficiency
Phase-shifting production mask for photolithography
Phenol derivatives
Phenol phthalein indicator dyes
Phenol-free photoresist stripper
Phenolic couplers
Phenolic dye-forming couplers
Phenolic graphite donor roll
Phenolic photographic contrast enhancers used in developer...
Phenoxy propanol containing developer compositions for...