Granted Patent
Utility
US 4,178,498 · App. 05/848,884
Electric toaster control
Inventor:
Paul V. Snyder
Patented Case
View Patent ↗
Granted: Dec 11, 1979
Filed: Nov 7, 1977
Inventor
Paul V. Snyder
Assignee (at issue)
General Electric Company
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.