Granted Patent
Utility
US 4,566,945 · App. 06/598,968
Headbox trailing element
Inventors:
James Leroy Ewald, Jose J. A. Rodal
Patented Case
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Granted: Jan 28, 1986
Filed: Apr 11, 1984
Inventors
James Leroy Ewald
Jose J. A. Rodal
Assignee (at issue)
Beloit 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.