Granted Patent
Utility
US 5,465,211 · App. 08/236,296
Control system for propeller driven aircraft
Inventor:
William Byrne
Patented Case
View Patent ↗
Granted: Nov 7, 1995
Filed: May 2, 1994
Inventor
William Byrne
Assignee (at issue)
Beech Aircraft Corp.
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.