Granted Patent
Utility
US 4,586,422 · App. 06/598,783
In-line annular piston fixed bolt regenerative variable charge liquid propellant gun with variable hydraulic control of piston
Inventor:
Inder K. Magoon
Patented Case
View Patent ↗
Granted: May 6, 1986
Filed: Apr 10, 1984
Inventor
Inder K. Magoon
Assignee (at issue)
General Electric Company
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.