Granted Patent
Utility
US 4,746,828 · App. 07/012,786
Molded electric motor housing and brush holder unit
Inventors:
Willard Nado, Robert H. Lockwood, John D. Sherman
Patented Case
View Patent ↗
Granted: May 24, 1988
Filed: Feb 9, 1987
Inventors
Willard Nado
Robert H. Lockwood
John D. Sherman
Assignee (at issue)
Aktiebolaget Electrolux
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.