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公开(公告)号：DE921932C
公开(公告)日：1955-01-07
申请号：DEB0021895
申请日：1952-09-05
Applicant: BASF AG
Inventor： REPPE WALTER DR , TOEPEL TIM DR , KUTEPOW NIKOLAUS V DR , ROSS HERBERT DR
IPC: C07C29/16
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