Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Kikuo Yamada1
Date of Patent
July 24, 2012
1Patent Application Number
120035251
Date Filed
December 28, 2007
1Patent Citations Received
Patent Primary Examiner
Patent abstract
Provided is a cleaning sheet in which a plurality of fiber bound materials produced by bundling a lot of fibers is joined on a base sheet, and at least adjacent two bound fiber materials have respectively different length in the longitudinal direction of the fibers, to constitute a cleaning portion and which can sufficiently wipe off even relatively large dirt particles.
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