Granted Patent
Utility
US 6,646,538 · App. 10/122,803
Temperature limiter, and calibration method for operating a switching contact of a temperature limiter
Inventor:
Hans-Peter Morbitzer
Patented Case
View Patent ↗
Granted: Nov 11, 2003
Filed: Apr 15, 2002
Inventor
Hans-Peter Morbitzer
Assignee (at issue)
Electrovac, Fabrikation Elektrotechnischer Spezialartikel Gesellschraft m.b.H.
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.