US PATENT SUBCLASS 295 / 4
.~ Rack rail

Current as of: June, 1999
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295 /   HD   RAILWAY WHEELS AND AXLES

1  DF  WHEELS {20}
4.~ Rack rail

DEFINITION

Classification: 295/4

(under subclass 1) Railway-vehicle wheels the peripheries of which are provided with projecting spurs cooperating with rack-bars arranged along the trackway.