Granted Patent
Utility
US 4,675,724 · App. 06/781,293
Video signal phase and frequency correction using a digital off-tape clock generator
Inventor:
Steven D. Wagner
Patented Case
View Patent ↗
Granted: Jun 23, 1987
Filed: Sep 27, 1985
Inventor
Steven D. Wagner
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.