Granted Patent
Utility
US 5,332,886 · App. 07/868,021
Sensor correcting temperature regulator for electric heating apparatuses
Inventors:
Wilfried Schilling, Volker Brennenstuhl, Paul-Peter Wilhelm
Patented Case
View Patent ↗
Granted: Jul 26, 1994
Filed: Apr 13, 1992
Inventors
Wilfried Schilling
Volker Brennenstuhl
Paul-Peter Wilhelm
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.