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公开(公告)号：US2580667A
公开(公告)日：1952-01-01
申请号：US78112047
申请日：1947-10-21
Applicant: TIME INC
Inventor： FACBER HARRY W , ORVILLE DUTRO , DUTRO LYLE V
IPC: B41F7/26
CPC classification number: B41F7/26
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