Description
Class B61D : BODY DETAILS OR KINDS OF RAILWAY VEHICLES
Subclass 3/14: Wagons or vans (tank wagons B61D 5/00; hopper wagons B61D 7/00; tipping wagons B61D 9/00; mine cars B61D 11/00; vehicles adapted for animal transportation B60P 3/04) Articulated vehicles comprising running gear interconnected by load supports facilitating low-level load transport