Granted Patent
Utility
US 5,367,833 · App. 08/139,744
Unidirectional abrasive flow machining
Inventors:
Lawrence J. Rhoades, Thomas A. Kohut, Nicholas P. Nokovich, Danny W. Yanda
Patented Case
View Patent ↗
Granted: Nov 29, 1994
Filed: Oct 22, 1993
Inventors
Lawrence J. Rhoades
Thomas A. Kohut
Nicholas P. Nokovich
Danny W. Yanda
Assignee (at issue)
Extrude Hone GmbH
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.