Granted Patent
Utility
US 4,842,262 · App. 06/582,244
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Inventor:
Jeffrey J. Carrish
Patented Case
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Granted: Jun 27, 1989
Filed: Feb 22, 1984
Inventor
Jeffrey J. Carrish
Assignee (at issue)
Delphax Systems
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.