(under subclass 22) Apparatus in which the motive means is positively drivingly connected to each wheel of the vehicle for propelling the vehicle.
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6.2, for similar devices in which steering of the vehicle is involved.
38, for a motor vehicle of the steam traction engine type having not only the steering wheels, but also the remaining two wheels, driven.
212, for a motor vehicle having a wheel arrangement comprising three wheels and wherein at least one wheel is steered and further wherein each wheel is driven.
224, for a motor vehicle having a wheel arrangement comprising two wheels in tandem relationship and wherein at least one of the wheels is steered and further wherein both wheels are motor driven.
233+, as explained in the reference thereto appearing in subclass 22 above.
