Granted Patent
Utility
US 4,282,423 · App. 06/040,096
Deep fat fryer having a solid-state control circuit
Inventor:
Kenneth C. Volz
Patented Case
View Patent ↗
Granted: Aug 4, 1981
Filed: May 18, 1979
Inventor
Kenneth C. Volz
Assignee (at issue)
International Foodservice Equipment Systems, 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.