Tube cleaning implement
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United States of America Patent
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Nov 8, 2011
Grant Date -
N/A
app pub date -
Sep 28, 2006
filing date -
Sep 28, 2006
priority date (Note) -
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Abstract
A tube cleaning implement with elongate shaft supporting a brush in a median section and similar scrapers or wipers fitted to opposite ends of the shaft to provide for a scrape-brush-scrape cleaning action of tube interiors, and to provide a reversible implement having extended useful life.
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Cited Art Landscape
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