Granted Patent
Utility
US 4,243,623 · App. 06/024,341
Method of encapsulating electrical apparatus
Inventors:
Gerhard R. Sprengling, Louis A. Cargnel
Patented Case
View Patent ↗
Granted: Jan 6, 1981
Filed: Mar 27, 1979
Inventors
Gerhard R. Sprengling
Louis A. Cargnel
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.