Granted Patent
Utility
US 4,737,993 · App. 07/005,791
Cable broadcast TV receiver with automatic channel search responsive to mode change
Inventor:
Warren C. DeVilbiss
Patented Case
View Patent ↗
Granted: Apr 12, 1988
Filed: Jan 21, 1987
Inventor
Warren C. DeVilbiss
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.