US PATENT SUBCLASS 238 / 274
.~.~ Plane top

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

264  DF  RAIL SEATS {15}
272  DF  .~ Wrought {2}
274.~.~ Plane top

DEFINITION

Classification: 238/274

Wrought or sheet metal rail-seats having flat or plane tops.