Granted Patent
Utility
US 4,663,654 · App. 06/781,085
Blanking signal generator for a subcarrier locked digital PAL signal
Inventor:
Eric F. Morrison
Patented Case
View Patent ↗
Granted: May 5, 1987
Filed: Sep 27, 1985
Inventor
Eric F. Morrison
Assignee (at issue)
Ampex 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.