Granted Patent
Utility
US 6,046,432 · App. 08/971,533
Apparatus for welding lamination stack to produce core of electromechanical machine
Inventors:
Steven W. Addison, Jasper J. Brown, Jr.
Patented Case
View Patent ↗
Granted: Apr 4, 2000
Filed: Nov 17, 1997
Inventors
Steven W. Addison
Jasper J. Brown, Jr.
Assignee (at issue)
Reliance Electric Industrial 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.