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1.发明授权
公开(公告)号：US3522225A
公开(公告)日：1970-07-28
申请号：US3522225D
申请日：1969-03-05
Applicant: MONTEDISON SPA
Inventor： PERI CESARE AUGUSTO , SUGNI GIORGIO , PORTOLANI AUGUSTO , BALLINI GIULIANO , HUGEL ROBERT , FONTANI SPARTACO
IPC: C08K5/14
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