Granted Patent
Utility
US 4,236,818 · App. 06/074,399
Exposure time control for photographic printer
Inventor:
Jess F. Fauchier, II
Patented Case
View Patent ↗
Granted: Dec 2, 1980
Filed: Sep 7, 1979
Inventor
Jess F. Fauchier, II
Assignee (at issue)
Pako Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.