Granted Patent
Utility
US 4,458,997 · App. 06/261,948
Single lens reflex camera equipped with mirror elevation detector and sequence control
Inventors:
Kazuhisa Aratame, Saburo Yoneyama, Yasutsugu Nakagawa, Kunio Nakajima
Patented Case
View Patent ↗
Granted: Jul 10, 1984
Filed: May 8, 1981
Inventors
Kazuhisa Aratame
Saburo Yoneyama
Yasutsugu Nakagawa
Kunio Nakajima
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.