Granted Patent
Utility
US 5,309,377 · App. 07/788,086
Calibration apparatus and method for improving the accuracy of tire uniformity measurements and tire testing method using same
Inventor:
James C. Beebe
Patented Case
View Patent ↗
Granted: May 3, 1994
Filed: Nov 5, 1991
Inventor
James C. Beebe
Assignee (at issue)
ILLINOIS TOOL WORKS 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.