3d printers; 3d printing pens; adhesive bands for pulleys; adhesive tape dispensers, namely, tape dispensing machines for industrial use; aerating pumps for aquaria; aerocondensers being air condensers; aeronautical engines, aeroplane engines, agitators for circulating liquid media; agricultural elevators, agricultural implements, other than hand-operated, namely, rotavators, rotary tillers, MB ploughs, balers, sugarcane harvesters, combine harvesters, self-propelled boom sprayers, boom spray...