Road sweeping machines, self-propelled; electric machines and apparatus for cleaning, namely, electric window cleaning machines, carpet cleaning machines, and floor cleaning machines; waste disposal units; washing apparatus, namely, dish washing machines, car washing machines, washing machines for clothes, washing machine for industrial parts, and pressure washing machines; vehicle washing installations; snow ploughs; elevating apparatus, namely, elevating or lifting work platforms, and agricultural elevators; dust removing installations for cleaning purposes; handling apparatus for loading and unloading, namely, loading and unloading machines, unloading cranes, and cargo handling machines; mineworking machines