Grupe, William F. In Court of Customs and Patent Appeals, patent appeal no. 2696, in re William F. Grupe, improvement in cork envelope for laundry rolls; brief for commissioner of patents.
Publication Title:
Grupe, William F. In Court of Customs and Patent Appeals, patent appeal no. 2696, in re William F. Grupe, improvement in cork envelope for laundry rolls; brief for commissioner of patents.
Display Title:
Grupe, William F. In Court of Customs and Patent Appeals, patent appeal no. 2696, in re William F. Grupe, improvement in cork envelope for laundry rolls; brief for commissioner of patents.