Granted Patent
Utility
US 4,904,166 · App. 07/277,991
Vertical axis motor-pump assembly for clothes washing machine
Inventor:
William A. Wasemann
Patented Case
View Patent ↗
Granted: Feb 27, 1990
Filed: Nov 30, 1988
Inventor
William A. Wasemann
Assignee (at issue)
White Consolidated Industries, 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.