Granted Patent
Utility
US 4,555,009 · App. 06/564,151
Minimum complexity vibration damper
Inventors:
Paul A. Habel, Elaine S. Kulczycki
Patented Case
View Patent ↗
Granted: Nov 26, 1985
Filed: Dec 22, 1983
Inventors
Paul A. Habel
Elaine S. Kulczycki
Assignee (at issue)
BorgWarner 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.