US PATENT SUBCLASS 172 / 349
.~ Rolling tool

Current as of: June, 1999
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172 /   HD   EARTH WORKING

329  DF  GUIDED BY WALKING ATTENDANT; SUPPORTED, PROPELLED, OR HELD IN POSITION BY ATTENDANT {7}
349.~ Rolling tool {1}
350  DF  .~.~> Handle swingably mounted on axis of tool

DEFINITION

Classification: 172/349

(under subclass 329) Apparatus in which the earth working element is of the rolling or rotating type.

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15+, for handle-propelled rolling lawn edgers.

518+, for rolling, rotating, or orbitally moving earth working elements.

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452, Butchering, 145, for hand- operated meat tenderizing rolls.