Abrasive cleaning device
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United States of America Patent
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Aug 2, 2011
Grant Date -
Jul 3, 2008
app pub date -
May 20, 2005
filing date -
May 21, 2004
priority date (Note) -
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Abstract
A cleaning element (36) for a cement floor surface mounted to a housing (32). Each cleaning element has a flat flexible abrasive surface (39) that is transversely positioned to the direction of motion to provide flex during cleaning of a cement floor surface.
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