US PATENT SUBCLASS 416 / 118
.~.~ Having manual control or adjustment


Current as of: June, 1999
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416 /   HD   FLUID REACTION SURFACES (I.E., IMPELLERS)

98  DF  SUSTAINED ANCILLARY MOVEMENT OF ROTARY WORKING MEMBER (E.G., CYCLIC FEATHERING, ETC.) {9}
117  DF  .~ Responsive to gravity or working fluid force {2}
118.~.~ Having manual control or adjustment


DEFINITION

Classification: 416/118

(under subclass 117) Apparatus including means actuated by a human attendant to modify or affect the operation of the apparatus.