Granted Patent
Utility
US 4,612,549 · App. 06/565,110
Interference canceller loop having automatic nulling of the loop phase shift for use in a reception system
Inventors:
Bernard H. Geyer, Jr., Donald W. Perkins
Patented Case
View Patent ↗
Granted: Sep 16, 1986
Filed: Dec 23, 1983
Inventors
Bernard H. Geyer, Jr.
Donald W. Perkins
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.