US PATENT SUBCLASS 15 / 78
.~.~ Street 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}
78.~.~ Street sweepers {5}
79.1  DF  .~.~.~> Hand directed {1}
80  DF  .~.~.~> Belt brush
81  DF  .~.~.~> Reciprocating brush
82  DF  .~.~.~> Rotary-brush cylinder {1}
87  DF  .~.~.~> Rotary-brush disk

DEFINITION

Classification: 15/78

Machines especially adapted for cleaning streets by instruments of brush or broom type.

SEE OR SEARCH THIS CLASS, SUBCLASS:

40+, 49+ and 54+, for other surface brushing machines, and

particularly subclasses 50+ for road marking machinery.