Granted Patent
Utility
US 4,788,813 · App. 07/143,471
Metal detection in the vicinity of ferrous boundaries
Inventors:
Richard P. Strosser, Carl E. Bohman, Mark K. Chow
Patented Case
View Patent ↗
Granted: Dec 6, 1988
Filed: Jan 13, 1988
Inventors
Richard P. Strosser
Carl E. Bohman
Mark K. Chow
Assignee (at issue)
Ford New Holland, Inc.
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.