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公开(公告)号：US2950223A
公开(公告)日：1960-08-23
申请号：US60220256
申请日：1956-08-06
Applicant: KIMBERLY CLARK CO
Inventor： BLETZINGER JOHN C , ALLAN LAWRENCE H
IPC: B31F1/07
CPC classification number: B31F1/07 , B31F2201/0723 , B31F2201/0733 , B31F2201/0738 , B31F2201/0758
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