JACKSON, Associate Judge.
On October 14, 1940, appellant filed his application, serial No. 361,079, for a patent for "Thermoelectrically Operated Safety Devices." The Board of Appeals of the United States Patent Office affirmed the decision of the examiner refusing to allow all of the claims, 19 and 20, of the application. The claims were copied from a patent to Ashcraft, No. 2,335,471, dated November 30, 1943, on an application, serial No. 338,938, dated June 5,...
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