Granted Patent
Utility
US 5,888,041 · App. 08/953,603
Lock nut
Inventor:
John K. Junkers
Patented Case
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Granted: Mar 30, 1999
Filed: Oct 17, 1997
Inventor
John K. Junkers
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.