Granted Patent
Utility
US 4,249,199 · App. 06/082,469
Phase compensated controlled oscillator
Inventors:
Leopold A. Harwood, Erwin J. Wittmann
Patented Case
View Patent ↗
Granted: Feb 3, 1981
Filed: Oct 9, 1979
Inventors
Leopold A. Harwood
Erwin J. Wittmann
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.