US PATENT SUBCLASS 366 / 61
.~.~.~.~ Hydraulic drive or control

Current as of: June, 1999
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366 /   HD   AGITATING

1  DF  MORTAR MIXER TYPE {15}
53  DF  .~ Movable mixing chamber {1}
54  DF  .~.~ Rotatable {4}
60  DF  .~.~.~ With specified actuating or control means {1}
61.~.~.~.~ Hydraulic drive or control

DEFINITION

Classification: 366/61

Hydraulic drive or control:

(under subclass 60) Subject matter wherein the actuating or control means includes a device actuated or controlled by a liquid under pressure.