Granted Patent
Utility
US 4,831,301 · App. 07/198,147
Dynamo-electric machine lamination construction
Inventor:
Thomas W. Neumann
Patented Case
View Patent ↗
Granted: May 16, 1989
Filed: May 24, 1988
Inventor
Thomas W. Neumann
Assignee (at issue)
General Electric Company
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.