US PATENT SUBCLASS 366 / 121
.~.~.~ With lubricating means

Current as of: June, 1999
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366 /   HD   AGITATING

108  DF  BY VIBRATION {10}
117  DF  .~ Of stirrer {2}
120  DF  .~.~ Pencil type {3}
121.~.~.~ With lubricating means

DEFINITION

Classification: 366/121

With lubricating means:

(under subclass 120) Subject matter including means to lubricate the moving parts in the stirrer.