Granted Patent
Utility
US 4,525,754 · App. 06/483,005
System and method for synchronization of rotary head magnetic recording/reproducing devices
Inventor:
Kirk H. Handley
Patented Case
View Patent ↗
Granted: Jun 25, 1985
Filed: Apr 6, 1983
Inventor
Kirk H. Handley
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.