Granted Patent
Utility
US 4,302,789 · App. 06/119,685
Disc memory head arm lift mechanism
Inventor:
Leroy A. Vos
Patented Case
View Patent ↗
Granted: Nov 24, 1981
Filed: Feb 8, 1980
Inventor
Leroy A. Vos
Assignee (at issue)
Magnetic Peripherals, Inc.
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.