US PATENT SUBCLASS 56 / 172
.~.~.~.~.~.~.~ Auxiliary manual control

Current as of: June, 1999
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56 /   HD   HARVESTERS

153  DF  CUTTING AND CONVEYING {8}
158  DF  .~ Reciprocating-cutter type {6}
164  DF  .~.~ Self-raking mechanism {6}
167  DF  .~.~.~ Rotating {2}
169  DF  .~.~.~.~ Vertical axis {1}
170  DF  .~.~.~.~.~ Switch {1}
171  DF  .~.~.~.~.~.~ Automatic control {1}
172.~.~.~.~.~.~.~ Auxiliary manual control

DEFINITION

Classification: 56/172

Having manually-controlled means to cause the switch to be operated sooner or later than it would be operated by the automatic means alone.