Mortar 81mm infantry technical data military medium m29 system gp inetres Mortar mm m224 military handheld army fm m19 mode gun M29a1 81mm medium mortar
81mm Mortar Ammunition And Fuzes
Patent us3782240
Mm mortar
Mortar mm 60mm tube elevation schematic weaponry improvised bev fitchett guns magazine81mm mortar ammunition and fuzes .
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