US PATENT SUBCLASS 278 / 68
.~ T-head type

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

52  DF  THILL COUPLINGS {10}
68.~ T-head type {1}
69  DF  .~.~> Cooperating hooks {1}

DEFINITION

Classification: 278/68

T-head type:

(under subclass 52) Subject matter wherein one of the elements of the coupling is T-shaped.