Granted Patent
Utility
US 4,756,812 · App. 07/037,888
Electrical connector and clamp mechanism for ECM workpart shaft
Inventor:
Edmund R. Hinman
Patented Case
View Patent ↗
Granted: Jul 12, 1988
Filed: Apr 13, 1987
Inventor
Edmund R. Hinman
Assignee (at issue)
Airfoil Textron Inc.
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.