Granted Patent
Utility
US 4,473,034 · App. 06/541,500
Insulated heater module
Inventors:
James H. Raudabaugh, Joseph A. Godrick
Patented Case
View Patent ↗
Granted: Sep 25, 1984
Filed: Oct 13, 1983
Inventors
James H. Raudabaugh
Joseph A. Godrick
Assignee (at issue)
Amana Refrigeration, Inc.
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.