US PATENT SUBCLASS 172 / 726
.~.~ Having separable parts jointed at centerline

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

681  DF  TOOL, STANDARD OR CONNECTION {32}
721  DF  .~ Non-rectangular, symmetrical type {8}
726.~.~ Having separable parts jointed at centerline

DEFINITION

Classification: 172/726

(under subclass 721) Apparatus in which the earth working element includes separable like parts (i.e., right and left hand) which are joined together or meet at the line of symmetry of the element.

SEE OR SEARCH THIS CLASS, SUBCLASS:

722+, for symmetrical implements having an earth-breaking portion (e.g., point) and separate wings attached thereto.