Copeman, Lloyd G. In Court of Customs and Patent Appeals, patent appeal no. 4018, in re Lloyd G. Copeman, closure member and method of applying same; brief for commissioner of patents.
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Copeman, Lloyd G. In Court of Customs and Patent Appeals, patent appeal no. 4018, in re Lloyd G. Copeman, closure member and method of applying same; brief for commissioner of patents.
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Copeman, Lloyd G. In Court of Customs and Patent Appeals, patent appeal no. 4018, in re Lloyd G. Copeman, closure member and method of applying same; brief for commissioner of patents.