US PATENT SUBCLASS 278 / 31
.~ Doubletree from pole

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

21  DF  HORSE DETACHERS {6}
31.~ Doubletree from pole

DEFINITION

Classification: 278/31

Doubletree from pole:

(under subclass 21) Subject matter wherein the doubletree is released from the pole.