Granted Patent
Utility
US 4,285,473 · App. 06/047,312
Compact speed-reducing universal motor drive assembly arrangement for food processor
Inventor:
James E. Williams
Patented Case
View Patent ↗
Granted: Aug 25, 1981
Filed: Jun 11, 1979
Inventor
James E. Williams
Assignee (at issue)
Wilson Research & Development, 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.