Granted Patent
Utility
US 4,364,092 · App. 06/228,595
Television signal ghost detector
Inventor:
David D. Holmes
Patented Case
View Patent ↗
Granted: Dec 14, 1982
Filed: Jan 26, 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.