Granted Patent
Utility
US 4,523,508 · App. 06/547,959
In-line annular piston fixed bolt regenerative liquid propellant gun
Inventors:
Robert E. Mayer, Inder K. Magoon, Herbert J. West
Patented Case
View Patent ↗
Granted: Jun 18, 1985
Filed: Nov 2, 1983
Inventors
Robert E. Mayer
Inder K. Magoon
Herbert J. West
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.