US PATENT SUBCLASS 74 / 473.18
.~.~.~ Control convertible between automatic and manual operation

Current as of: June, 1999
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74 /   HD   MACHINE ELEMENT OR MECHANISM

469  DF  CONTROL LEVER AND LINKAGE SYSTEMS {8}
471 R  DF  .~ Multiple controlled elements {3}
473.1  DF  .~.~ Transmission control {11}
473.18.~.~.~ Control convertible between automatic and manual operation

DEFINITION

Classification: 74/473.18

Control convertible between automatic and manual operation:

(under subclass 473.1) Transmission control capable of selectively operating in a system controlled mode or an operator manipulated mode.