Granted Patent
Utility
US 4,538,021 · App. 06/597,688
Cable closure having asymmetrical end plate assembly
Inventor:
Andrew H. Williamson, Jr.
Patented Case
View Patent ↗
Granted: Aug 27, 1985
Filed: Apr 6, 1984
Inventor
Andrew H. Williamson, Jr.
Assignee (at issue)
AT&T Bell Laboratories
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.