Granted Patent
Utility
US 6,234,718 · App. 09/280,123
Vibratory apparatus
Inventors:
John M. Moffitt, Emory L. Frey
Patented Case
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Granted: May 22, 2001
Filed: Mar 26, 1999
Inventors
John M. Moffitt
Emory L. Frey
Assignee (at issue)
Case GmbH
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.