US PATENT SUBCLASS 105 / 172
.~ Locomotive frames

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

157.1  DF  TRUCKS {27}
172.~ Locomotive frames {3}
173  DF  .~.~> Buffer beams
174  DF  .~.~> Swinging bogie
175.1  DF  .~.~> Articulated

DEFINITION

Classification: 105/172

(under subclass 157.1) Truck frame structure useful only for locomotives.