Listen, Otto W. In Court of Customs and Patent Appeals, patent appeal no. 4744, in re Otto W. Listen, improvements in cheese and meat loaf; brief for commissioner of patents.
Publication Title:
Listen, Otto W. In Court of Customs and Patent Appeals, patent appeal no. 4744, in re Otto W. Listen, improvements in cheese and meat loaf; brief for commissioner of patents.
Display Title:
Listen, Otto W. In Court of Customs and Patent Appeals, patent appeal no. 4744, in re Otto W. Listen, improvements in cheese and meat loaf; brief for commissioner of patents.