Granted Patent
Utility
US 4,761,823 · App. 06/904,558
Communications adaptor bracket
Inventor:
Duane Fier
Patented Case
View Patent ↗
Granted: Aug 2, 1988
Filed: Sep 5, 1986
Inventor
Duane Fier
Assignee (at issue)
E.F. Johnson 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.