US PATENT SUBCLASS 238 / 51
.~.~ Rail-base

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

29  DF  TIES {9}
50  DF  .~ Rods {3}
51.~.~ Rail-base

DEFINITION

Classification: 238/51

Rods or bars cross-connecting two rails passing beneath and in contact with the rail-bases. These rods are usually between the ties.

(1) Note. Rods adapted to rest upon the ties and provided with flat rail-seats are found in this class, subclasses 116 and 288.