Granted Patent
Utility
US 4,529,138 · App. 06/527,601
Strip core winder for core-coil assembly
Inventor:
Dale O. Perschka
Patented Case
View Patent ↗
Granted: Jul 16, 1985
Filed: Aug 29, 1983
Inventor
Dale O. Perschka
Assignee (at issue)
Westinghouse Electric Company 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.