Granted Patent
Utility
US 4,628,320 · App. 04/363,645
Cancellation of scatter jamming
Inventor:
John Downie
Patented Case
View Patent ↗
Granted: Dec 9, 1986
Filed: Apr 29, 1964
Inventor
John Downie
Assignee (at issue)
General Electric Company
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.