Granted Patent
Utility
US 4,283,131 · App. 06/029,035
Manual focus setting apparatus for photographic camera having automatic focus adjusting mechanism
Inventors:
Mitsuo Ohnuki, Masashi Yamada
Patented Case
View Patent ↗
Granted: Aug 11, 1981
Filed: Apr 11, 1979
Inventors
Mitsuo Ohnuki
Masashi Yamada
Assignee (at issue)
Konishiroku Photo Industry Co., Ltd.
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.