Granted Patent
Utility
US 6,557,599 · App. 09/970,058
Wood planing machine with shiftable reduction drives of a feed-in rolling mechanism
Inventor:
Juei-Seng Liao
Patented Case
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Granted: May 6, 2003
Filed: Oct 2, 2001
Inventor
Juei-Seng Liao
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.