Granted Patent
Utility
US 6,608,908 · App. 09/101,601
Electroacoustic communication device for use on protective headgear
Inventors:
Adrien Galet, Bernard Maden
Patented Case
View Patent ↗
Granted: Aug 19, 2003
Filed: Sep 14, 1998
Inventors
Adrien Galet
Bernard Maden
Assignee (at issue)
Gallet SA
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.