semi-trailer means any trailer designed to be coupled to a motor vehicle in such a way that part of it rests on the motor vehicle and that a substantial part of its mass and the mass of its load is borne by the motor vehicle;
Trailer means every vehicle without motive power designed for carrying property or passengers
Antique trailer means every trailer or semitrailer, as defined in this section, that was actually
Travel trailer means a vehicle:
Pole trailer means every vehicle without motive power designed to be drawn by another vehicle and attached to the towing vehicle by means of a reach or pole or by being boomed or otherwise secured to the towing vehicle and ordinarily used for transporting long or irregularly shaped loads such as poles, pipes, or structural members capable, generally, of sustaining themselves as beams between the supporting connections.