MR. JUSTICE SANFORD delivered the opinion of the Court.
These are two suits in equity relating to letters patent No. 1,385,102 for improvements in latches, issued to Winters and Crampton July 19, 1921. They were heard together here. The invalidity of the two general claims of the patent, 5 and 6, has been conceded, and the issues here are limited to the five specific claims, 1, 2, 3, 4, and 7.
In No. 4 — hereinafter referred to as the Sanitary case...
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