Coupland, Richard C. Interference no. 64145, in Patent Office, Richard C. Coupland v. Frederick T. Moore and Christian Pfeiffer, subject matter, reversible feed mechanism for machine guns; record for Richard C. Coupland.
Publication Title:
Coupland, Richard C. Interference no. 64145, in Patent Office, Richard C. Coupland v. Frederick T. Moore and Christian Pfeiffer, subject matter, reversible feed mechanism for machine guns; record for Richard C. Coupland.
Display Title:
Coupland, Richard C. Interference no. 64145, in Patent Office, Richard C. Coupland v. Frederick T. Moore and Christian Pfeiffer, subject matter, reversible feed mechanism for machine guns; record for Richard C. Coupland.