Granted Patent
Utility
US 4,677,300 · App. 06/637,434
Radiation detection and acquisition system
Inventors:
Riad A. Tawil, Kenneth J. Velbeck
Patented Case
View Patent ↗
Granted: Jun 30, 1987
Filed: Aug 3, 1984
Inventors
Riad A. Tawil
Kenneth J. Velbeck
Assignee (at issue)
Harshaw/Filtrol Partnership
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.