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公开(公告)号：US3382307A
公开(公告)日：1968-05-07
申请号：US38275464
申请日：1964-07-15
Applicant: SNIA VISCOSA
Inventor： LUIGI CICERI , BRUNO D ALO' , PALAZZOLO MILANESE , PIETRO MORUZZI , GIUSEPPE NICOTRA
IPC: D01F6/60
CPC classification number: D01F6/60
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