Patent 2068823 Air Gun (1937)
Patent 1907163 Automatic gun (1933)
Patent 1396949 Automatic gun (1921)
Patent 1140245 Magazine rifle (1915)
Patent 870719 Automatic firearm (1907)
Patent 861632 Breech loading mechanism (1907)
Patent 854771 Automatic firearm (1907)
Patent 853715 Firearm (1907)
Patent 804986 Self loading firearm (1905)
Patent 802033 Automatic firearm (1905)
Patent 724418 Schlagbolzen fur selbsttatige Feuerwaffen (1942)
Patent 547932 Ladestreifen C.94 mit Seitenwarzen und Rippen (1895)
Patent 532380 Gas operated firearm (1895)
Patent 373277 Magazine fire arm (1887)
Patent 307407 Magazine fire arm (1884)
Patent 269660 Magazine gun (1882)