US PATENT SUBCLASS 213 / 196
.~.~.~.~.~.~ Rollers

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  DF  .~.~ Pin and open link {3}
192  DF  .~.~.~ Pin supports {3}
194  DF  .~.~.~.~ Gravity {2}
195  DF  .~.~.~.~.~ Combined link lifters and supports {1}
196.~.~.~.~.~.~ Rollers

DEFINITION

Classification: 213/196

Wherein devices of the class indicated the supporting means is in the form of a roller.