US PATENT SUBCLASS 213 / 186
.~.~.~ Arrowhead type

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}
185  DF  .~.~ Beveled link and sliding catch {1}
186.~.~.~ Arrowhead type

DEFINITION

Classification: 213/186

(under subclass 77) Wherein devices of the class indicated the link is formed as an arrowhead, at its engaging end, and which would not be classified in ... of this class.