Granted Patent
Utility
US 4,214,809 · App. 05/926,514
Fiber optic penetrator
Inventor:
Oswald R. Reh
Patented Case
View Patent ↗
Granted: Jul 29, 1980
Filed: Jul 20, 1978
Inventor
Oswald R. Reh
Assignee (at issue)
International Telephone and Telegraph Corporation
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.