Granted Patent
Utility
US 4,473,942 · App. 06/370,369
Precision cleaving of optical fibers
Inventor:
David N. Ridgway
Patented Case
View Patent ↗
Granted: Oct 2, 1984
Filed: Apr 21, 1982
Inventor
David N. Ridgway
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.