(under the class definition) Vehicles provided with both supporting-wheels and runners.
SEE OR SEARCH THIS CLASS, SUBCLASS:
7.12+, for convertible velocipedes of the wheel and runner type.
SEE OR SEARCH CLASS
180, Motor Vehicles,
196, for a motor vehicle which includes one or more ski-like or runner members and wherein the vehicle is provided with at least one surface-engaging propulsion element and further wherein the element comprises a traction wheel.