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...