Granted Patent
Utility
US 5,128,907 · App. 07/682,633
Marine acoustic source
Inventor:
Adrien P. Pascouet
Patented Case
View Patent ↗
Granted: Jul 7, 1992
Filed: Apr 9, 1991
Inventor
Adrien P. Pascouet
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.