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公开(公告)号：US3144814A
公开(公告)日：1964-08-18
申请号：US19620462
申请日：1962-05-21
Applicant: ST REGIS PAPER CO
Inventor： LOKEY BURKE P
IPC: B31B50/25
CPC classification number: B31F1/08 , B31B50/252
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