Pitman, Arthur L. No. 5890, in Court of Appeals of District of Columbia, Arthur L. Pitman and Ellis-Foster Company v. Thomas E. Robertson, commissioner of patents, appeal from Supreme Court of District of Columbia; brief for commissioner of patents.
Publication Title:
Pitman, Arthur L. No. 5890, in Court of Appeals of District of Columbia, Arthur L. Pitman and Ellis-Foster Company v. Thomas E. Robertson, commissioner of patents, appeal from Supreme Court of District of Columbia; brief for commissioner of patents.
Display Title:
Pitman, Arthur L. No. 5890, in Court of Appeals of District of Columbia, Arthur L. Pitman and Ellis-Foster Company v. Thomas E. Robertson, commissioner of patents, appeal from Supreme Court of District of Columbia; brief for commissioner of patents.