Granted Patent
Utility
US 4,407,595 · App. 06/298,087
Color printing apparatus
Inventor:
Abraham H. Gershnow
Patented Case
View Patent ↗
Granted: Oct 4, 1983
Filed: Aug 31, 1981
Inventor
Abraham H. Gershnow
Assignee (at issue)
Digital Equipment Corporation
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.