Granted Patent
Utility
US 4,765,861 · App. 06/698,982
Apparatus and method for winding a toroidal magnetic core onto a bobbin for a toroidal transformer
Inventors:
Joe E. Curtis, Jr., Richard W. Martin, Clair E. Piatt, Hubert L. R. Mohney, J. Richard McClelland, John L. Fisher
Patented Case
View Patent ↗
Granted: Aug 23, 1988
Filed: Feb 6, 1985
Inventors
Joe E. Curtis, Jr.
Richard W. Martin
Clair E. Piatt
Hubert L. R. Mohney
J. Richard McClelland
John L. Fisher
Assignee (at issue)
Kuhlman Corporation
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.