Granted Patent
Utility
US 4,379,629 · App. 06/263,173
Apparatus for controlling film advancement in a camera
Inventor:
Koichi Daitoku
Patented Case
View Patent ↗
Granted: Apr 12, 1983
Filed: May 13, 1981
Inventor
Koichi Daitoku
Assignee (at issue)
Nippon Kogaku K.K.
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.