US PATENT SUBCLASS 172 / 748
.~ Pivoted tool

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

681  DF  TOOL, STANDARD OR CONNECTION {32}
748.~ Pivoted tool

DEFINITION

Classification: 172/748

(under subclass 681) Apparatus in which an earth working element is mounted so as to be movable about an axis under

some condition of operation.

SEE OR SEARCH THIS CLASS, SUBCLASS:

602, for a freely swayable single disc.

705+, for spring-biased pivoted tools.