Goepfrich, Rudolph A. In Court of Customs and Patent Appeals, patent appeal no. 4774, in re Rudolph A. Goepfrich, improvements in brakes; brief for commissioner of patents.
Publication Title:
Goepfrich, Rudolph A. In Court of Customs and Patent Appeals, patent appeal no. 4774, in re Rudolph A. Goepfrich, improvements in brakes; brief for commissioner of patents.
Display Title:
Goepfrich, Rudolph A. In Court of Customs and Patent Appeals, patent appeal no. 4774, in re Rudolph A. Goepfrich, improvements in brakes; brief for commissioner of patents.