Granted Patent
Utility
US 5,005,447 · App. 07/505,976
Torque wrench
Inventor:
John K. Junkers
Patented Case
View Patent ↗
Granted: Apr 9, 1991
Filed: Apr 6, 1990
Inventor
John K. Junkers
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.