Blanchard, Frederick C. In Court of Customs and Patent Appeals, patent appeal no. 3621, in re Frederick C. Blanchard, lathes; brief for commissioner of patents.
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Blanchard, Frederick C. In Court of Customs and Patent Appeals, patent appeal no. 3621, in re Frederick C. Blanchard, lathes; brief for commissioner of patents.
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Blanchard, Frederick C. In Court of Customs and Patent Appeals, patent appeal no. 3621, in re Frederick C. Blanchard, lathes; brief for commissioner of patents.