US PATENT SUBCLASS 30 / 171
.~.~ Hoe type
Current as of: June, 1999
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DEFINITION
Classification: 30/171
(under subclass 169) Scrapers in which the blade is set at a substantial angle to the handle somewhat in the manner of an ordinary hoe so that the blade can be pulled over the surface to be scraped to perform the scraping action.
(1) Note. See this class, subclass 317, and the notes thereunder, for other pull cutters.