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发明名称
APPAREIL DE GRATTAGE ET DE NETTOYAGE D'UNE TUYAUTERIE INTERNE DE DESCENTE DE VIDE-ORDURES
摘要
申请公布号
FR2612811(B1)
申请公布日期
1989.06.30
申请号
FR19870003996
申请日期
1987.03.23
申请人
EUROPE SERVICES
发明人
JEAN VIGNOLLES
分类号
B08B9/04;B08B9/043;(IPC1-7):B08B9/02;B08B7/04;B08B1/00;B08B3/02;B08B7/02;E04F17/12
主分类号
B08B9/04
代理机构
代理人
主权项
地址
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