Granted Patent
Utility
US 4,487,515 · App. 06/399,216
Multiple action print head control circuit for a dot matrix printer
Inventor:
Samuel C. Harris, Jr.
Patented Case
View Patent ↗
Granted: Dec 11, 1984
Filed: Jul 19, 1982
Inventor
Samuel C. Harris, Jr.
Assignee (at issue)
Genicom Corp.
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.