Boilers other than parts of machines, namely, electrical boiler, heating boilers, industrial boiler, furnace boiler; burners, namely, gas burners, acetylene burners; coils, namely, parts of distilling units, heating or cooling as air conditioning installations; flues for heating boilers; fuel economizers, namely, apparatus for treating, measuring and regulating the consumption of fuel; furnaces; gas boilers for furnace; gas burners; steam heating apparatus; heating apparatus for solid, liquid...

Fireworks; Bengal lights; cartridges for pyrotechnic products; detonating fireworks; fireworks in shell form; powders which burn with color flames for pyrotechnical purposes; pyrotechnics; fog signals, explosive; gunpowder; signal fires; firecrackers