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公开(公告)号：US3336101A
公开(公告)日：1967-08-15
申请号：US32057463
申请日：1963-10-31
Applicant: BILLERUDS AB , SVENSKA CELLULOSA AB
Inventor： RUNE HELLERQVIST GUSTAF
IPC: D21C11/04
CPC classification number: D21C11/04 , Y10S423/03
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