Granted Patent
Utility
US 4,656,573 · App. 06/862,027
Power supply having on-off control
Inventor:
Mu-Sen Lee
Patented Case
View Patent ↗
Granted: Apr 7, 1987
Filed: May 12, 1986
Inventor
Mu-Sen Lee
Assignee (at issue)
RCA Corporation
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.