Granted Patent
Utility
US 4,433,263 · App. 06/391,127
Commutator having segments with a varied dimension
Inventors:
Richard E. Longhouse, William Dale Cornwell, Harry C. Buchanan, Jr.
Patented Case
View Patent ↗
Granted: Feb 21, 1984
Filed: Jun 23, 1982
Inventors
Richard E. Longhouse
William Dale Cornwell
Harry C. Buchanan, Jr.
Assignee (at issue)
General Motors 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.