Granted Patent
Utility
US 4,364,093 · App. 06/274,179
Television ghost cancellation system with phase-controlled remodulation
Inventor:
David D. Holmes
Patented Case
View Patent ↗
Granted: Dec 14, 1982
Filed: Jun 16, 1981
Inventor
David D. Holmes
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.