Granted Patent
Utility
US 4,860,194 · App. 07/277,024
A method for using a modular unitary disk file subsystem
Inventors:
Joel N. Harrison, William G. Moon, Randolph H. Graham
Patented Case
View Patent ↗
Granted: Aug 22, 1989
Filed: Nov 28, 1988
Inventors
Joel N. Harrison
William G. Moon
Randolph H. Graham
Assignee (at issue)
Plus Development
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.