US PATENT SUBCLASS 184 / *
.~.~ Fluid-operated

Current as of: June, 1999
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184 /   HD   LUBRICATION

14  DF  LUBRICATORS {18}
*  DD  .~ Force feed {5}
*.~.~ Fluid-operated {4}
49  DF  .~.~.~> Condensation displacement {4}
54  DF  .~.~.~> Displacement by liquid
55.1  DF  .~.~.~> Displacement by air or steam {3}
60  DF  .~.~.~> Abrasion