Granted Patent
Utility
US 4,519,552 · App. 06/539,435
Wire routing, tension-controlling and breaking mechanism
Inventor:
John G. Tucker
Patented Case
View Patent ↗
Granted: May 28, 1985
Filed: Oct 6, 1983
Inventor
John G. Tucker
Assignee (at issue)
AT&T Technologies Incorporated
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.