Granted Patent
Utility
US 5,441,364 · App. 08/295,009
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Inventor:
Robert D. Dressler
Patented Case
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Granted: Aug 15, 1995
Filed: Aug 24, 1994
Inventor
Robert D. Dressler
Assignee (at issue)
Alumax 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.