Granted Patent
Utility
US 4,534,579 · App. 06/594,796
Automobile wheel lift for a tow truck
Inventor:
G. Raymond Shackelford, Sr.
Patented Case
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Granted: Aug 13, 1985
Filed: Mar 29, 1984
Inventor
G. Raymond Shackelford, Sr.
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.