EQUIPMENT FOR WELDING, CUTTING, BRAZING, SOLDERING, LEAD BURNING AND CARBON BURNING, AND PARTS THEREOF-NAMELY, SOLDERING AND BRAZING TORCHES, CARBON BURNING TORCHES AND TORCH TIPS, SPARK LIGHTERS, CUTTING TORCH GUIDES, GAUGE PLUGS [AND INLETS AND OUTLETS] AIR- BLAST BURNERS [KEROSENE BURNERS AND HAND-PUMP GENERATOR BURNERS FOR PREHEATING AND OTHER USES,] CHARGING MANIFOLDS INCLUDING VALVES, CYLINDER CONNECTIONS, PURGING BOTTLES, CYLINDER VALVES, NEEDLE VALVES, TANK VALVES, FUEL-GAS REGULATORS, MASTER REGULATORS, SINGLE AND MULTIPLE GAUGE REGULATORS, MANIFOLDS, WALL, TRIPOD AND SELF-SUPPORTING MANIFOLDS, [ACETYLENE-GAS GENERATORS] ADAPTERS; AND WELDING, CUTTING, BRAZING, SOLDERING AND CARBON BURNING OUTFITS AND EQUIPMENT COMPRISING COMBINATIONS OF TORCHES AND PARTS IN ASSORTMENTS FOR DIFFERENT USES