Wagner, Noah E. In Court of Customs and Patent Appeals, patent appeal no. 3126, in re Noah E. Wagner, improvements in pipe cutting machines; brief for commissioner of patents.
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Wagner, Noah E. In Court of Customs and Patent Appeals, patent appeal no. 3126, in re Noah E. Wagner, improvements in pipe cutting machines; brief for commissioner of patents.
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Wagner, Noah E. In Court of Customs and Patent Appeals, patent appeal no. 3126, in re Noah E. Wagner, improvements in pipe cutting machines; brief for commissioner of patents.