12 Load lifting vehicles and elevating vehicles, namely, hand trucks, fork lifts and trucks with integrated lifts, with or without motor propulsion drive; drivable load lifting devices, namely, power-operated lifts specially adapted for use in vehicles, with or without motor propulsion drive; load lifting vehicles, namely, hand trucks, fork lifts and trucks with integrated lifts, except those with hanging load; dislocation vehicles, namely, hand trucks, comprising load elevation mechanisms