Granted Patent
Utility
US 4,368,445 · App. 06/223,496
Television deflection yoke
Inventor:
Robert W. Shisler
Patented Case
View Patent ↗
Granted: Jan 11, 1983
Filed: Jan 8, 1981
Inventor
Robert W. Shisler
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.