Granted Patent
Utility
US 4,982,385 · App. 07/437,950
Acoustic decoupler for a sonar array
Inventor:
John J. Eynck
Patented Case
View Patent ↗
Granted: Jan 1, 1991
Filed: Nov 17, 1989
Inventor
John J. Eynck
Assignee (at issue)
Westinghouse Electric Company LLC
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.