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公开(公告)号：US2889806A
公开(公告)日：1959-06-09
申请号：US53635355
申请日：1955-09-26
Applicant: MARCOTE COMPANY
Inventor： MORRIS CONANT
CPC classification number: D21F13/00 , B32B27/00 , D06N3/0086 , D21H25/06 , D21J1/08
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