US PATENT SUBCLASS 89 / 41.12
.~.~.~ By hydraulic means

Current as of: June, 1999
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89 /   HD   ORDNANCE

37.01  DF  MOUNTS {18}
41.01  DF  .~ Training mechanisms {5}
41.02  DF  .~.~ Motor operated {12}
41.12.~.~.~ By hydraulic means

DEFINITION

Classification: 89/41.12

By hydraulic means;

(under subclass 41.02) Devices having an expansible chamber motor to control the aiming of an ordnance device.

SEE OR SEARCH CLASS

91, Motors: Expansible Chamber Type, for hydraulic motors, per se.