Turner, Nelson C. In Court of Customs and Patent Appeals, patent appeal no. 5033, in re Nelson C. Turner, method of separating gases or the like; brief for commissioner of patents.
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Turner, Nelson C. In Court of Customs and Patent Appeals, patent appeal no. 5033, in re Nelson C. Turner, method of separating gases or the like; brief for commissioner of patents.
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Turner, Nelson C. In Court of Customs and Patent Appeals, patent appeal no. 5033, in re Nelson C. Turner, method of separating gases or the like; brief for commissioner of patents.