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发明名称
MODIFIZIERTES ASBESTDIAPHRAGMA MIT LANGER STANDZEIT
摘要
申请公布号
DD299594(A7)
申请公布日期
1992.04.30
申请号
DD19900339307
申请日期
1990.04.02
申请人
CHEMIE AG BITTERFELD-WOLFEN,DE
发明人
KOELLING,HARTMUTH,DE;KLATT,BRUNO,DE;HORX,MANFRED,DE;FIEDLER,WERNER,DE;GRIESSHABER,HEINZ,DE
分类号
C25B13/04;(IPC1-7):C25B13/06
主分类号
C25B13/04
代理机构
代理人
主权项
地址
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