| 摘要 |
The rifle presents the smooth-bore barrels, and the enbloc having the maximum calibre and the same calibre constituting a set of three barrels, arranged, in section, in the form of an equilateral triangle, with lower vertex. The firing device, correspondingly, presents a set of three firing-pins, hammers and fixture levers, able to produce, with the single trigger, a progressive sequence of shots, providing, in combination with differentiated necks, specially designed, a complete range of types of shot.
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