DRILLS FOR BREAKING ROCK, BORING AND PENETRATING THE EARTH, AND FOR TUNNELING AND MINING, ALL USING EXPLOSIVELY PROPELLED PROJECTILES

DRILLS, ENGINE STARTERS, NAIL DRIVERS, AND AIR COMPRESSORS, ALL USING EXPLOSIVELY PROPELLED CHARGES

AUTOMATIC, SEMI-AUTOMATIC, AND MANUAL, PISTOLS, RIFLES, MACHINE GUNS, SINGLE AND MULTIPLE BARREL CANNONS; AND AMMUNITION THEREFOR