Granted Patent
Utility
US 5,483,683 · App. 08/220,009
Changeover means for r.f. source
Inventor:
Clement P. Burrage
Patented Case
View Patent ↗
Granted: Jan 9, 1996
Filed: Mar 30, 1994
Inventor
Clement P. Burrage
Assignee (at issue)
GEC-Marconi Ltd.
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.