US PATENT SUBCLASS 15 / 41.1
.~.~.~ Carpet sweeper

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}
40  DF  .~.~ Flexible-fabric cleaners {1}
41.1.~.~.~ Carpet sweeper {9}
42  DF  .~.~.~.~> Auxiliary brush
43  DF  .~.~.~.~> Combined fan and brush
44  DF  .~.~.~.~> Dust laying
45  DF  .~.~.~.~> Fenders
46  DF  .~.~.~.~> Manual motor
47  DF  .~.~.~.~> Non-rotary
48  DF  .~.~.~.~> With brush cleaner
48.1  DF  .~.~.~.~> Unidirectional drive
48.2  DF  .~.~.~.~> Bellows type

DEFINITION

Classification: 15/41.1

Carpet sweeper:

(under subclass 40) Subject matter wherein the machine is especially adapted for cleaning carpets on the floor or similar covers in place.

SEE OR SEARCH THIS CLASS, SUBCLASS:

49.1+, for similar machines for sweeping bare floors.

78+, for similar machines for sweeping streets.