Firearms Trademarks Filed in April 27, 1921
DU PONT

DU PONT

Filed: April 27, 1921
Caps [, Fuses, and Igniters] for BlastINg; [Detonating Caps,] Squibs for IgnITINg Explosive Powder [and Flash Light POWDer…
Owned by: E. I. DU PONT DE NEMOURS AND COMPANY
Serial Number: 71146817