(under subclass 165) Traction railways in which field farm
tools are adapted to reciprocate transversely of the field by traction and to move longitudinally thereof at the same time or adapted for transverse and longitudinal movement independent of each other.
SEE OR SEARCH THIS CLASS, SUBCLASS:
235, for whelp-wheel traction.
SEE OR SEARCH CLASS
172, Earth Working,
23+, for earth working implements driven from or guided by a stationary object. A patent claiming an earth working implement by name only and concerned with a drive therefor, as defined in subclass 169, is classified in Class 104. Claiming some manipulation of the implement additional to traverse over the field or some detail concerned with earth working causes classification in Class 172. 254, Implements or Apparatus for Applying Pushing or Pulling Force,
264+, for apparatus for hauling or hoisting a load including a driven device which contacts and either (a) pulls a cable attached to the load, or (b) travels with the load along a cable.
