Granted Patent
Utility
US 6,199,795 · App. 09/132,273
Twin engine aircraft
Inventor:
Samuel B. Williams
Patented Case
View Patent ↗
Granted: Mar 13, 2001
Filed: Aug 11, 1998
Inventor
Samuel B. Williams
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.