Granted Patent
Utility
US 4,524,547 · App. 06/529,625
Automatic double disc grinder control cycle
Inventors:
Gaylord E. Heaston, Edward A. Farazandeh
Patented Case
View Patent ↗
Granted: Jun 25, 1985
Filed: Sep 6, 1983
Inventors
Gaylord E. Heaston
Edward A. Farazandeh
Assignee (at issue)
Litton Industrial Products, 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.