Granted Patent
Utility
US 4,481,673 · App. 06/479,447
RF Prom tracking for tuners
Inventor:
Max Ward Muterspaugh
Patented Case
View Patent ↗
Granted: Nov 6, 1984
Filed: Mar 28, 1983
Inventor
Max Ward Muterspaugh
Assignee (at issue)
RCA 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.