Granted Patent
Utility
US 4,951,737 · App. 07/265,091
Modular blower and heater assembly for air conditioner
Inventors:
John H. Tenhundfeld, Daniel R. Melchior, Michael A. Duckworth
Patented Case
View Patent ↗
Granted: Aug 28, 1990
Filed: Oct 31, 1988
Inventors
John H. Tenhundfeld
Daniel R. Melchior
Michael A. Duckworth
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.