Granted Patent
Utility
US 4,644,387 · App. 06/727,091
Plural input television receiver having peaking circuit and chrominance band reject filter in a video signal channel
Inventors:
Isaac M. Bell, David E. Hollinden
Patented Case
View Patent ↗
Granted: Feb 17, 1987
Filed: Apr 25, 1985
Inventors
Isaac M. Bell
David E. Hollinden
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.