Granted Patent
Utility
US 4,875,186 · App. 06/834,751
Peripheral emulation apparatus
Inventor:
Carl R. Blume, Jr.
Patented Case
View Patent ↗
Granted: Oct 17, 1989
Filed: Feb 28, 1986
Inventor
Carl R. Blume, Jr.
Assignee (at issue)
Prime Computer, 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.