Granted Patent
Utility
US 4,856,734 · App. 07/124,797
Reaction jet control system
Inventor:
Guy E. Davies
Patented Case
View Patent ↗
Granted: Aug 15, 1989
Filed: Dec 17, 1987
Inventor
Guy E. Davies
Assignee (at issue)
Plessey Overseas Limited
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.