Zecher, Gustav. In Court of Customs and Patent Appeals, patent appeal no. 3280, in re Gustav Zecher and Cornells [Cornelius] Henri Gerard Mellema, gas-filled incandescent cathode discharge tubes; brief for commissioner of patents.
Publication Title:
Zecher, Gustav. In Court of Customs and Patent Appeals, patent appeal no. 3280, in re Gustav Zecher and Cornells [Cornelius] Henri Gerard Mellema, gas-filled incandescent cathode discharge tubes; brief for commissioner of patents.
Display Title:
Zecher, Gustav. In Court of Customs and Patent Appeals, patent appeal no. 3280, in re Gustav Zecher and Cornells [Cornelius] Henri Gerard Mellema, gas-filled incandescent cathode discharge tubes; brief for commissioner of patents.