Granted Patent
Utility
US 5,136,922 · App. 07/698,696
Self-actuating rocket chamber closures for multi-missile launch cells
Inventor:
Edward T. Piesik
Patented Case
View Patent ↗
Granted: Aug 11, 1992
Filed: May 13, 1991
Inventor
Edward T. Piesik
Assignee (at issue)
General Dynamics Corp., Air Defense Systems Division
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.