Granted Patent
Utility
US 4,320,945 · App. 06/229,933
Apparatus for driving sub-mirror in single lens reflex camera
Inventor:
Makoto Kimura
Patented Case
View Patent ↗
Granted: Mar 23, 1982
Filed: Jan 30, 1981
Inventor
Makoto Kimura
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.