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发明名称
DISPOSITIF D'INTERVENTION DANS DES CANALISATIONS
摘要
申请公布号
FR2550968(B3)
申请公布日期
1985.11.22
申请号
FR19830013867
申请日期
1983.08.30
申请人
THOME JEAN
发明人
分类号
B08B9/04;B08B9/043;(IPC1-7):B08B9/04;F17D5/00
主分类号
B08B9/04
代理机构
代理人
主权项
地址
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