Granted Patent
Utility
US 4,597,263 · App. 06/320,193
Pull type installation tool
Inventor:
Robert J. Corbett
Patented Case
View Patent ↗
Granted: Jul 1, 1986
Filed: Nov 12, 1981
Inventor
Robert J. Corbett
Assignee (at issue)
Huck Manufacturing Co.
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.