GRAHAM, Presiding Judge.
Harry P. Townsend, the appellant, presented his application to the Patent Office on January 13, 1922, praying that a patent might be issued to him on improvements in machines for cutting multiple threads on wood screws. On December 8, 1924, an interference proceeding was instituted and declared between his application and a patent issued to one Henry L. Smith, the appellee, No. 1,452,986, granted April 24, 1923, for a similar invention. The...
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