Brunner, John. In Court of Customs and Patent Appeals, patent appeal no. 3682, in re Brunner and Beers, method of treating rails; brief for commissioner of patents.
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Brunner, John. In Court of Customs and Patent Appeals, patent appeal no. 3682, in re Brunner and Beers, method of treating rails; brief for commissioner of patents.
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Brunner, John. In Court of Customs and Patent Appeals, patent appeal no. 3682, in re Brunner and Beers, method of treating rails; brief for commissioner of patents.