Granted Patent
Utility
US 4,344,008 · App. 06/145,112
Brush spring tension adjustment for dynamoelectric machine
Inventors:
Jeffrey T. Major, Nelson S. Gibson, III, Jerry L. Young
Patented Case
View Patent ↗
Granted: Aug 10, 1982
Filed: Apr 30, 1980
Inventors
Jeffrey T. Major
Nelson S. Gibson, III
Jerry L. Young
Assignee (at issue)
Eltra Corporation
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.