Granted Patent
Utility
US 5,643,022 · App. 08/522,508
Steering cylinder with engine-clearance features and method for making the cylinder
Inventor:
Jerald G. Wagner
Patented Case
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Granted: Jul 1, 1997
Filed: Sep 1, 1995
Inventor
Jerald G. Wagner
Assignee (at issue)
IMO Industries 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.