US PATENT SUBCLASS 15 / 93.3
.~.~ Ditcher

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

3  DF  MACHINES {11}
93.1  DF  .~ Scraping {3}
93.3.~.~ Ditcher

DEFINITION

Classification: 15/93.3

Ditcher:

(under subclass 93.1) Subject matter comprising a wheeled vehicle with means for scraping the interior of an elongated channel beside the path of the vehicle.