Granted Patent
Utility
US 4,748,466 · App. 06/913,135
Camera provided with a light-shielding means
Inventors:
Minoru Yamada, Kenji Miyama, Masataka Sawamura, Eiji Ito
Patented Case
View Patent ↗
Granted: May 31, 1988
Filed: Sep 29, 1986
Inventors
Minoru Yamada
Kenji Miyama
Masataka Sawamura
Eiji Ito
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.