Granted Patent
Utility
US 4,511,789 · App. 06/528,157
Heating element, particularly radiant heating element for heating glass ceramic plates
Inventors:
Gerhard Goessler, Eugen Wilde
Patented Case
View Patent ↗
Granted: Apr 16, 1985
Filed: Aug 31, 1983
Inventors
Gerhard Goessler
Eugen Wilde
Assignee (at issue)
E.G.O. Elektro-Gerate Blanc u. Fischer
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.