US PATENT SUBCLASS 278 / 54
.~ Safety attachments

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

52  DF  THILL COUPLINGS {10}
54.~ Safety attachments

DEFINITION

Classification: 278/54

Safety attachment:

(under subclass 52) Subject matter including devices adapted to prevent separation of the thills and vehicle in case of disconnection of the coupling.