WEST, District Judge.
This case is before the court on exceptions to the master's comprehensive report. The first patent in suit is to Archer and Edwards for making castings of aluminum-silicon alloy, No. 1,572,459, dated February 9, 1926 on application filed November 20, 1920. The claims in suit are Nos. 1, 2, 3, 4, 6, 7 and 13, of which 1 to 4 are method, and 6, 7 and 13 product claims. It is sufficient to copy Nos. 1, 4, 7 and 13.
"1. The method of making...
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