US PATENT SUBCLASS 105 / 153
.~.~ Under rolls

Current as of: June, 1999
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105 /   HD   RAILWAY ROLLING STOCK

148  DF  SUSPENDED {6}
150  DF  .~ Single rail {3}
153.~.~ Under rolls

DEFINITION

Classification: 105/153

(under subclass 150) Suspended vehicles in which the trolleys have an auxiliary set of wheels or rollers adapted to engage the underside of the elevated rail.