Granted Patent
Utility
US 4,288,291 · App. 06/038,200
Radiation detector for use in nuclear reactors
Inventors:
Terry C. Cisco, Algert G. Grimaila
Patented Case
View Patent ↗
Granted: Sep 8, 1981
Filed: May 11, 1979
Inventors
Terry C. Cisco
Algert G. Grimaila
Assignee (at issue)
Whittaker Corporation
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.