RICH, Judge.
This appeal is from the decision of the Patent and Trademark Office (PTO) Board of Appeals affirming the rejection of claims 1 and 2, the only claims remaining in application serial No. 849,686, filed August 13, 1969. We affirm.
THE INVENTION
The invention relates to apparatus for cutting clay drain tile from a continuously extruded blank of wet, green clay by passing a wire through the blank at regular intervals. The improvement to...
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