Sheaffer, W. A., Pen Co. In Court of Customs and Patent Appeals, patent appeal no. 5211, in re W. A. Sheaffer Pen Company, trade mark "Fineline"; brief for commissioner of patents.
Publication Title:
Sheaffer, W. A., Pen Co. In Court of Customs and Patent Appeals, patent appeal no. 5211, in re W. A. Sheaffer Pen Company, trade mark "Fineline"; brief for commissioner of patents.
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Sheaffer, W. A., Pen Co. In Court of Customs and Patent Appeals, patent appeal no. 5211, in re W. A. Sheaffer Pen Company, trade mark "Fineline"; brief for commissioner of patents.