US PATENT SUBCLASS 238 / 160
.~.~.~ With base plate

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

151  DF  RAIL JOINTS {28}
152  DF  .~ Insulated {3}
159  DF  .~.~ Splice bars {2}
160.~.~.~ With base plate

DEFINITION

Classification: 238/160

(under subclass 159) with the additions of a base-plate underlying the rail-bases.