Granted Patent
Utility
US 4,755,804 · App. 06/855,591
System for feeding and controlling low intensity obstruction lights
Inventors:
Aldo Levati, Pietro Siviero
Patented Case
View Patent ↗
Granted: Jul 5, 1988
Filed: Apr 23, 1986
Inventors
Aldo Levati
Pietro Siviero
Assignee (at issue)
Telettra - Telefonia Elettronica e Radio S.p.A.
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.