Granted Patent
Utility
US 4,429,969 · App. 06/366,073
Exposure control device of camera for flash exposure
Inventor:
Takashi Saegusa
Patented Case
View Patent ↗
Granted: Feb 7, 1984
Filed: Apr 6, 1982
Inventor
Takashi Saegusa
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.