Paper tube for winding materials
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United States of America Patent
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Jul 28, 2015
Grant Date -
Oct 30, 2014
app pub date -
Dec 4, 2013
filing date -
Apr 24, 2013
priority date (Note) -
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Abstract
An improved paper tube is described. The paper tube has a core with an adhesive on the core. A pierced protrusion layer comprising pierced protrusions is wound on the core and adhered to the core by the adhesive wherein the adhesive at least partially fills the pierced protrusions. A surface adhesive is on the pierced protrusion layer.
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