Granted Patent
Utility
US 4,858,513 · App. 06/564,050
Electromagnetic launcher with improved rail energy recovery or dissipation
Inventor:
George A. Kememy
Patented Case
View Patent ↗
Granted: Aug 22, 1989
Filed: Dec 21, 1983
Inventor
George A. Kememy
Assignee (at issue)
Westinghouse Electric Company LLC
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.