US PATENT SUBCLASS 238 / 346
.~.~.~ Ratchet

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

310  DF  FASTENINGS {12}
338  DF  .~ Clamps {13}
343  DF  .~.~ Anchors {3}
346.~.~.~ Ratchet

DEFINITION

Classification: 238/346

Rail-clamps having ratchet or step-by-step engagement with their supports for adjustment purposes.