US PATENT SUBCLASS 213 / 182
.~.~ Headed link and shouldered slot

Current as of: June, 1999
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213 /   HD   RAILWAY DRAFT APPLIANCES

75 R  DF  COUPLINGS {9}
*  DD  .~ Link or bar type {8}
182.~.~ Headed link and shouldered slot {2}
183  DF  .~.~.~> Pivoted head
184  DF  .~.~.~> Rotating head or link

DEFINITION

Classification: 213/182

(under subclass 77) Wherein devices of the class indicated coupling is effected by a headed link engaging in a shouldered slot, and which would not be classified in ... of this class or any indented subclass.

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85, and 96.