US PATENT SUBCLASS 15 / 54
.~.~ Rail sweepers

Current as of: June, 1999
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15 /   HD   BRUSHING, SCRUBBING, AND GENERAL CLEANING

3  DF  MACHINES {11}
21.1  DF  .~ Brushing {18}
54.~.~ Rail sweepers {1}
55  DF  .~.~.~> Rotary brush

DEFINITION

Classification: 15/54

Cleaning machines in which the cleaning instruments are of brush or broom type and which are especially adapted for cleaning railway-car trackage.

(1) Note. See this class, subclasses 55, 78-82 and 87.