Granted Patent
Utility
US 5,394,342 · App. 08/023,433
Log scanning
Inventor:
Joseph K. Poon
Patented Case
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Granted: Feb 28, 1995
Filed: Feb 26, 1993
Inventor
Joseph K. Poon
Assignee (at issue)
MacMillan Bloedel Limited
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.