Granted Patent
Utility
US 5,572,910 · App. 08/306,005
Application of face gears to helicopter transmissions
Inventors:
Luigi Tomaselli, Valter Bologna, Giovanni Oddone
Patented Case
View Patent ↗
Granted: Nov 12, 1996
Filed: Sep 14, 1994
Inventors
Luigi Tomaselli
Valter Bologna
Giovanni Oddone
Assignee (at issue)
Studio Torta
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.