Granted Patent
Utility
US 5,116,173 · App. 07/661,775
Method of generating bevel and hypoid gears
Inventor:
Robert N. Goldrich
Patented Case
View Patent ↗
Granted: May 26, 1992
Filed: Feb 26, 1991
Inventor
Robert N. Goldrich
Assignee (at issue)
THE GLEASON WORKS
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.