Granted Patent
Utility
US 4,287,573 · App. 05/931,924
Method and means for coupling an elongated magnetic device
Inventor:
Richard A. Lathlaen
Patented Case
View Patent ↗
Granted: Sep 1, 1981
Filed: Aug 7, 1978
Inventor
Richard A. Lathlaen
Assignee (at issue)
TRW Limited
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.