Granted Patent
Utility
US 4,244,026 · App. 05/957,908
Velocity measuring correlation sonar
Inventor:
Frank R. Dickey, Jr.
Patented Case
View Patent ↗
Granted: Jan 6, 1981
Filed: Nov 6, 1978
Inventor
Frank R. Dickey, Jr.
Assignee (at issue)
General Electric Company
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.