US PATENT SUBCLASS 238 / 140
.~ Detachable guard or step

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

122  DF  RAILS {20}
140.~ Detachable guard or step

DEFINITION

Classification: 238/140

Street-railway rails of the grooved type, with the flanged-guard detachable, and step-tread rails having detachable steps.