Prinzler, Carl J. In Court of Customs and Patent Appeals, patent appeal no. 3966, in re Carl J. Prinzler, panic lock for doors; brief for commissioner of patents.
Publication Title:
Prinzler, Carl J. In Court of Customs and Patent Appeals, patent appeal no. 3966, in re Carl J. Prinzler, panic lock for doors; brief for commissioner of patents.
Display Title:
Prinzler, Carl J. In Court of Customs and Patent Appeals, patent appeal no. 3966, in re Carl J. Prinzler, panic lock for doors; brief for commissioner of patents.