| patents. | machines and machine tools, motors and engines except for land vehicles, machine coupling and transmission components except for land vehicles, agricultural implements other than hand-operated, incubators for eggs | macchine e macchine-utensili, motori eccetto quelli per veicoli terrestri, giunti e organi di trasmissione eccetto quelli per veicoli terrestri, strumenti agricoli, incubatrici per uova |