Granted Patent
Utility
US 4,682,012 · App. 06/829,840
Apparatus for controlling and adjusting heat output during the heating phase of a cooking vessel
Inventors:
Kurt Wolf, Wolfram K. Andre
Patented Case
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Granted: Jul 21, 1987
Filed: Feb 14, 1986
Inventors
Kurt Wolf
Wolfram K. Andre
Assignee (at issue)
Kurt Wolf & Co. KG
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.