Kingston, Walter E. In Court of Customs and Patent Appeals, patent appeal no. 4990, in re Walter E. Kingston, alloys and process of manufacture; brief for commissioner of patents.
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Kingston, Walter E. In Court of Customs and Patent Appeals, patent appeal no. 4990, in re Walter E. Kingston, alloys and process of manufacture; brief for commissioner of patents.
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Kingston, Walter E. In Court of Customs and Patent Appeals, patent appeal no. 4990, in re Walter E. Kingston, alloys and process of manufacture; brief for commissioner of patents.