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公开(公告)号：US3286509A
公开(公告)日：1966-11-22
申请号：US39817964
申请日：1964-09-22
Applicant: ST REGIS PAPER CO
Inventor： GLUCKMAN MICHAEL J , RANGER HUBERT O , BEECHER ALFRED E
IPC: G01N15/08
CPC classification number: G01N15/08
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