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发明名称
ZUGANGSBAUWERK FUER EINE UNTERIRDISCHE KANALISATION
摘要
申请公布号
DE3204888(A1)
申请公布日期
1982.08.26
申请号
DE19823204888
申请日期
1982.02.12
申请人
PONT-A-MOUSSON S.A.;ROCHE,EMILE PIERRE
发明人
PIERRE ROCHE,EMILE;JOORIS,MICHEL
分类号
E03F5/02;(IPC1-7):E03F5/02
主分类号
E03F5/02
代理机构
代理人
主权项
地址
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