Granted Patent
Utility
US 4,969,360 · App. 07/416,297
System for measuring the cyclic speed and rotational position of a traveling looped belt
Inventor:
Ryan P. Dougall
Patented Case
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Granted: Nov 13, 1990
Filed: Oct 2, 1989
Inventor
Ryan P. Dougall
Assignee (at issue)
Beloit 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.