Christmann, Ludwig J. In Court of Customs and Patent Appeals, patent no. 4198, in re Ludwig J. Christmann and David W. Jayne, jr., reaction products of organic bases and hydrofluosilicic acid; brief for commissioner of patents.
Publication Title:
Christmann, Ludwig J. In Court of Customs and Patent Appeals, patent no. 4198, in re Ludwig J. Christmann and David W. Jayne, jr., reaction products of organic bases and hydrofluosilicic acid; brief for commissioner of patents.
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Christmann, Ludwig J. In Court of Customs and Patent Appeals, patent no. 4198, in re Ludwig J. Christmann and David W. Jayne, jr., reaction products of organic bases and hydrofluosilicic acid; brief for commissioner of patents.