Curtis, Will E. In Court of Appeals of District of Columbia, Jan. term, 1922, patent appeal no. 1490, in re Will Espy Curtis, devices for regulating treatment of substances chronometrically, etc.; brief for commissioner of patents.
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Curtis, Will E. In Court of Appeals of District of Columbia, Jan. term, 1922, patent appeal no. 1490, in re Will Espy Curtis, devices for regulating treatment of substances chronometrically, etc.; brief for commissioner of patents.
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Curtis, Will E. In Court of Appeals of District of Columbia, Jan. term, 1922, patent appeal no. 1490, in re Will Espy Curtis, devices for regulating treatment of substances chronometrically, etc.; brief for commissioner of patents.