M19 mortar 81mm mortar ammunition and fuzes Patent us3782240
Patent US3782240 - Firing mechanism for mortars - Google Patents
Mortar 81mm m880 ammunition military gp 81 srtr inetres infantry Mm mortar Mortar mm m224 military handheld army fm m19 mode gun
Mortar 81mm infantry technical data military medium m29 system gp inetres
Mortar mm 60mm tube elevation schematic weaponry improvised bev fitchett guns magazineM29a1 81mm medium mortar .
.
81mm Mortar Ammunition And Fuzes
m19 mortar
Patent US3782240 - Firing mechanism for mortars - Google Patents
M29A1 81mm Medium Mortar