Granted Patent
Utility
US 4,395,151 · App. 06/317,663
Print head drive belt tensioning means and method for line printer
Inventor:
Horst M. Krenz
Patented Case
View Patent ↗
Granted: Jul 26, 1983
Filed: Nov 2, 1981
Inventor
Horst M. Krenz
Assignee (at issue)
Zenith Radio 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.