Granted Patent
Utility
US 5,558,465 · App. 08/457,218
Method and device for laying an underground telecommunications cable
Inventors:
Alain Pecot, Philippe Lesueur
Patented Case
View Patent ↗
Granted: Sep 24, 1996
Filed: Jun 1, 1995
Inventors
Alain Pecot
Philippe Lesueur
Assignee (at issue)
FRANCE TELECOM
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.