McIlvaine, Hubert A. In Court of Customs and Patent Appeals, patent appeal no. 3492, in re Hubert A. McIlvaine, food containers and method of preparing same; brief for commissioner of patents.
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McIlvaine, Hubert A. In Court of Customs and Patent Appeals, patent appeal no. 3492, in re Hubert A. McIlvaine, food containers and method of preparing same; brief for commissioner of patents.
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McIlvaine, Hubert A. In Court of Customs and Patent Appeals, patent appeal no. 3492, in re Hubert A. McIlvaine, food containers and method of preparing same; brief for commissioner of patents.