HATFIELD, Associate Judge.
This is an appeal from the decision of the Board of Appeals of the United States Patent Office affirming the decision of the Primary Examiner rejecting all of the claims (Nos. 41, 43, 45, 46, 47, and 48) in appellants' application for a patent for an alleged invention relating to improvements in metal ingots.
Claims 41 and 48 are sufficiently representative of the appealed claims. They read:
"41. As a new article of manufacture...
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