Granted Patent
Utility
US 4,600,140 · App. 06/692,599
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Inventor:
Andre Milliens
Patented Case
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Granted: Jul 15, 1986
Filed: Jan 18, 1985
Inventor
Andre Milliens
Assignee (at issue)
The Mead Corporation
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.