Granted Patent
Utility
US 4,707,142 · App. 06/938,652
Master clock system for a parallel variable speed constant frequency power system
Inventors:
Donal E. Baker, Mirza A. Beg
Patented Case
View Patent ↗
Granted: Nov 17, 1987
Filed: Dec 5, 1986
Inventors
Donal E. Baker
Mirza A. Beg
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.