Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method of and machines for treating webs of photographic material

Method of and machines for treating webs of photographic material

US Patent 4967222 · Granted Oct 30, 1990

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method and apparatus for printing photographs of different formats1998
Method of and apparatus for measuring the optical density of a photographic nega1996
Apparatus for making prints of exposed and developed photographic films1994
Method of and apparatus for ascertaining the characteristics of shorter and long1994
Copying method and copier for film1993
Method and arrangement for copying filmstrips1993
Method of and apparatus for positioning image areas of film1991
Method of and apparatus for positioning photographic originals in a copying stat1990
Color printing method and apparatus1989
Method of and arrangement for determining the sharpness of originals for reprodu1987
Copier for photographic originals having different sizes1987
Method and apparatus for reproducing the images of film frames1986