Granted Patent
Utility
US 4,749,248 · App. 06/795,482
Device for tapping radiation from, or injecting radiation into, single made optical fiber, and communication system comprising same
Inventors:
James A. Aberson, Jr., Ian A. White
Patented Case
View Patent ↗
Granted: Jun 7, 1988
Filed: Nov 6, 1985
Inventors
James A. Aberson, Jr.
Ian A. White
Assignee (at issue)
American Telephone and Telegraph Company, 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.