US PATENT SUBCLASS 213 / 188
.~.~ Pin and open link

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}
188.~.~ Pin and open link {3}
189  DF  .~.~.~> Automatic pin moving {1}
192  DF  .~.~.~> Pin supports {3}
205  DF  .~.~.~> Link lifters and supports {2}

DEFINITION

Classification: 213/188

(under subclass 77) Wherein devices of the class indicated coupling is effected by a pin passing through an opening in an open link, and which would not be classified in ... of the class or any indented subclass.

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86, and 98.