Granted Patent
Utility
US 4,249,435 · App. 06/061,856
Workpiece turning hand tool with torque control
Inventors:
Norman R. Villeneuve, William J. Smith
Patented Case
View Patent ↗
Granted: Feb 10, 1981
Filed: Jul 30, 1979
Inventors
Norman R. Villeneuve
William J. Smith
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.