Treuille de Beaulieu

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Treuille de Beaulieu

French inventor

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contribution to artillery

In artillery: Breech loading
…a muzzle-loading system designed by Treuille de Beaulieu, in which the gun had three deep spiral grooves and the projectile had soft metal studs. The gun was loaded from the muzzle by engaging the studs in the grooves before ramming the shell.
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