Granted Patent
Utility
US 4,218,151 · App. 05/889,918
Serial impact calculator printer
Inventor:
Nicholas Kondur, Jr.
Patented Case
View Patent ↗
Granted: Aug 19, 1980
Filed: Mar 24, 1978
Inventor
Nicholas Kondur, Jr.
Assignee (at issue)
LRC Holding Company, 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.