Granted Patent
Utility
US 4,629,951 · App. 06/780,492
Control system for reversing the rotation of a field wound motor
Inventors:
Robert E. Weber, Ralph W. Carp
Patented Case
View Patent ↗
Granted: Dec 16, 1986
Filed: Sep 26, 1985
Inventors
Robert E. Weber
Ralph W. Carp
Assignee (at issue)
ALLIED CONSULTING, 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.