Granted Patent
Utility
US 4,660,084 · App. 06/780,014
Television receiver with selectable video input signals
Inventors:
Paul D. Filliman, Leopold A. Harwood, Ronald Keen, Robert Preston Parker
Patented Case
View Patent ↗
Granted: Apr 21, 1987
Filed: Sep 25, 1985
Inventors
Paul D. Filliman
Leopold A. Harwood
Ronald Keen
Robert Preston Parker
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.