Granted Patent
Utility
US 4,330,282 · App. 06/091,016
Rotor driven vibratory device having rotor centralization means and vibrational mode selection means associated therewith
Inventor:
John E. Nash
Patented Case
View Patent ↗
Granted: May 18, 1982
Filed: Nov 5, 1979
Inventor
John E. Nash
Assignee (at issue)
Syntex (U.S.A.) LLC
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.