US PATENT SUBCLASS 238 / 357
.~.~.~ Twin

Current as of: June, 1999
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238 /   HD   RAILWAYS: SURFACE TRACK

310  DF  FASTENINGS {12}
338  DF  .~ Clamps {13}
355  DF  .~.~ Hooks {2}
357.~.~.~ Twin {2}
358  DF  .~.~.~.~> Through bolt
359  DF  .~.~.~.~> Single pivot

DEFINITION

Classification: 238/357

Vertical hooks in engagement with both sides of a rail-base.