Granted Patent
Utility
US 4,688,916 · App. 06/830,755
Camera with focal plane shutter
Inventors:
Toshio Dobashi, Masaharu Hara, Kazunobu Fukutani
Patented Case
View Patent ↗
Granted: Aug 25, 1987
Filed: Feb 19, 1986
Inventors
Toshio Dobashi
Masaharu Hara
Kazunobu Fukutani
Assignee (at issue)
Nippon Kogaku K.K.
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.