Granted Patent
Utility
US 4,745,500 · App. 06/777,814
Disk drive for cartridge disks
Inventor:
Marvin B. Davis
Patented Case
View Patent ↗
Granted: May 17, 1988
Filed: Sep 19, 1985
Inventor
Marvin B. Davis
Assignee (at issue)
Laser Magnetic Storage International Company
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.