Granted Patent
Utility
US 4,670,697 · App. 06/885,087
Low cost, load and speed sensitive motor control starting circuit
Inventors:
Richard A. Wrege, Steven F. Chmiel, Victor A. Murn
Patented Case
View Patent ↗
Granted: Jun 2, 1987
Filed: Jul 14, 1986
Inventors
Richard A. Wrege
Steven F. Chmiel
Victor A. Murn
Assignee (at issue)
PT Components, Inc.
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.