Granted Patent
Utility
US 4,297,019 · App. 06/066,337
Automatic film feeding apparatus for photographic camera
Inventors:
Michio Yagi, Kunio Nakajima, Yasutsugu Nakagawa, Sizuo Ishii, Kazuhisa Aratame
Patented Case
View Patent ↗
Granted: Oct 27, 1981
Filed: Aug 14, 1979
Inventors
Michio Yagi
Kunio Nakajima
Yasutsugu Nakagawa
Sizuo Ishii
Kazuhisa Aratame
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.