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公开(公告)号：US3271369A
公开(公告)日：1966-09-06
申请号：US39532664
申请日：1964-09-09
Applicant: DEGUSSA
Inventor： WERNER KERN , VOLKER JAACKS , HEINRICH DEIBIG
IPC: C08G2/00
CPC classification number: C08G2/34
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