Granted Patent
Utility
US 5,016,476 · App. 07/385,030
Optical fiber bending stress proof tester
Inventors:
Stanley P. D. Peterson, Rudolph A. Eisentraut
Patented Case
View Patent ↗
Granted: May 21, 1991
Filed: Jul 25, 1989
Inventors
Stanley P. D. Peterson
Rudolph A. Eisentraut
Assignee (at issue)
Hughes Aircraft Company
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.