US PATENT SUBCLASS 384 / 414
.~.~.~.~.~ Suction or pressure

Current as of: June, 1999
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384 /   HD   BEARINGS

91  DF  ROTARY BEARING {8}
129  DF  .~ Plain bearing {17}
322  DF  .~.~ Lubricating {5}
397  DF  .~.~.~ For rotary shaft {5}
403  DF  .~.~.~.~ Lower reservoir for horizontal shaft {4}
414.~.~.~.~.~ Suction or pressure

DEFINITION

Classification: 384/414

Suction or pressure:

(under subclass 403) Subject matter having means to feed the

bearing by a vacuum and/or back pressure.