Granted Patent
Utility
US 5,391,125 · App. 07/975,414
Epicyclic speed reducer designed for fitment to the transmission between the gas turbine and air compressor of an aircraft engine
Inventors:
Sergio Turra, Valter Bologna
Patented Case
View Patent ↗
Granted: Feb 21, 1995
Filed: Nov 12, 1992
Inventors
Sergio Turra
Valter Bologna
Assignee (at issue)
Fiatavio S.p.A.
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.