Deli, Frank C. In Court of Appeals of District of Columbia, Jan. term, 1928, patent appeal no. 2059, in re Frank C. Deli, pencils; brief for commissioner of patents.
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Deli, Frank C. In Court of Appeals of District of Columbia, Jan. term, 1928, patent appeal no. 2059, in re Frank C. Deli, pencils; brief for commissioner of patents.
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Deli, Frank C. In Court of Appeals of District of Columbia, Jan. term, 1928, patent appeal no. 2059, in re Frank C. Deli, pencils; brief for commissioner of patents.