Granted Patent
Utility
US 4,550,340 · App. 06/577,506
Apparatus for frame-to-frame comb filtering composite TV signal
Inventors:
Warren H. Nicholson, Dalton H. Pritchard
Patented Case
View Patent ↗
Granted: Oct 29, 1985
Filed: Feb 6, 1984
Inventors
Warren H. Nicholson
Dalton H. Pritchard
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.