Granted Patent
Utility
US 4,794,273 · App. 07/102,324
On/off control system for power operated hand tools
Inventors:
Timothy J. McCullough, Arvin B. Simon
Patented Case
View Patent ↗
Granted: Dec 27, 1988
Filed: Sep 29, 1987
Inventors
Timothy J. McCullough
Arvin B. Simon
Assignee (at issue)
Food Industry Equipment International, 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.