US PATENT SUBCLASS 4 / 210
.~ Railway car

Current as of: June, 1999
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4 /   HD   BATHS, CLOSETS, SINKS, AND SPITTOONS

209 R  DF  VENTILATION {10}
210.~ Railway car

DEFINITION

Classification: 4/210

Devices for ventilating railway-car closets.

SEE OR SEARCH CLASS

454, Ventilation, particularly

83+, for the ventilation of rail vehicles, in general.