Granted Patent
Utility
US 5,226,436 · App. 07/891,223
Wheel position sensor for car wash car sizing
Inventor:
Benjamin L. Kirby
Patented Case
View Patent ↗
Granted: Jul 13, 1993
Filed: May 29, 1992
Inventor
Benjamin L. Kirby
Assignee (at issue)
RYKO MANUFACTURING COMPANY
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.