Granted Patent
Utility
US 5,839,636 · App. 08/605,415
Suction-operated linear traction drive for underwater handling of towed arrays
Inventor:
Lewis W. Fleischmann
Patented Case
View Patent ↗
Granted: Nov 24, 1998
Filed: Feb 22, 1996
Inventor
Lewis W. Fleischmann
Assignee (at issue)
LOCKHEED MARTIN CORPORATION
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.