Campbell, George E. In Court of Customs and Patent Appeals, patent appeal no. 2732, in re George E. Campbell, tie rods for pumps; brief for commissioner of patents.
Publication Title:
Campbell, George E. In Court of Customs and Patent Appeals, patent appeal no. 2732, in re George E. Campbell, tie rods for pumps; brief for commissioner of patents.
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Campbell, George E. In Court of Customs and Patent Appeals, patent appeal no. 2732, in re George E. Campbell, tie rods for pumps; brief for commissioner of patents.