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公开(公告)号：US2950521A
公开(公告)日：1960-08-30
申请号：US66077257
申请日：1957-05-22
Applicant: AMERICAN VISCOSE CORP
Inventor： WHEAT VERNON D , HADFIELD SR WALTER
IPC: D06M15/09 , D06M15/423
CPC classification number: D06M15/09 , D06M15/423
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