Granted Patent
Utility
US 4,245,903 · App. 06/085,274
Photographic camera
Inventors:
Kiyoaski Hazama, Koichi Katsumoto
Patented Case
View Patent ↗
Granted: Jan 20, 1981
Filed: Oct 16, 1979
Inventors
Kiyoaski Hazama
Koichi Katsumoto
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.