Granted Patent
Utility
US 5,404,087 · App. 08/025,700
Automated guided vehicle wire guidance apparatus
Inventor:
Leigh E. Sherman
Patented Case
View Patent ↗
Granted: Apr 4, 1995
Filed: Mar 3, 1993
Inventor
Leigh E. Sherman
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.