Granted Patent
Utility
US 5,392,898 · App. 08/254,320
Dual drive conveyor system with vibrational control apparatus and method of determining optimum conveyance speed of a product therewith
Inventors:
Ralph D. Burgess, Jr., David Martin, Fredrick D. Wucherpfennig
Patented Case
View Patent ↗
Granted: Feb 28, 1995
Filed: Jun 6, 1994
Inventors
Ralph D. Burgess, Jr.
David Martin
Fredrick D. Wucherpfennig
Assignee (at issue)
Food Engineering 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.