Granted Patent
Utility
US 4,365,191 · App. 06/125,885
Method and apparatus for electrical surveys of offshore metal structures with correction for distance
Inventors:
Clark P. Weldon, Stephen L. Wolfson, Marvin Leon Miller
Patented Case
View Patent ↗
Granted: Dec 21, 1982
Filed: Feb 29, 1980
Inventors
Clark P. Weldon
Stephen L. Wolfson
Marvin Leon Miller
Assignee (at issue)
HARCO, 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.