US PATENT SUBCLASS 278 / 20
.~.~.~ Automatic

Current as of: June, 1999
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278 /   HD   LAND VEHICLES: ANIMAL DRAFT APPLIANCES

*  DD  DRAFT EQUALIZERS {3}
18  DF  .~ Two-horse type {1}
19  DF  .~.~ Leverage adjustment {1}
20.~.~.~ Automatic

DEFINITION

Classification: 278/20

Automatic:

(under subclass 19) Subject matter wherein the adjustment of position is effected automatically.