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公开(公告)号：DD228417A3
公开(公告)日：1985-10-09
申请号：DD24077082
申请日：1982-06-16
Applicant: PCK VEB
Inventor： KEIL BURKHARDT , KREIS JOHANNES , KULLMANN ANTON , LEHFELDT JUERGEN , LIER WERNER , MOSER GERHARD , SALEWSKI GUENTER
IPC: C09K17/00
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