Granted Patent
Utility
US 4,435,110 · App. 06/323,775
Drive train for gear hobbing machine
Inventor:
Ernst J. Hunkeler
Patented Case
View Patent ↗
Granted: Mar 6, 1984
Filed: Nov 23, 1981
Inventor
Ernst J. Hunkeler
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.