US PATENT SUBCLASS 184 / *
.~.~.~ Rotatable valve

Current as of: June, 1999
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184 /   HD   LUBRICATION

14  DF  LUBRICATORS {18}
65  DF  .~ Gravity feed {9}
66  DF  .~.~ Automatic cutoff {7}
*.~.~.~ Rotatable valve {3}
71  DF  .~.~.~.~> Mechanically operated
72  DF  .~.~.~.~> Fluid pressure-operated
73  DF  .~.~.~.~> Pendulum-operated