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发明名称
PROCEDE ET EQUIPEMENT POUR LE PERCEMENT,PAR L'INTERIEUR DES CANALISATIONS,D'UNE GAINE D'ETANCHEITE A L'ENDROIT DES BRANCHEMENTS DES ABONNES
摘要
申请公布号
LU87446(A1)
申请公布日期
1990.09.19
申请号
LU19890087446
申请日期
1989.02.03
申请人
ARDEL INTERNATIONAL S.A.
发明人
HARTENSTEIN MARCEL
分类号
F16L55/26;(IPC1-7):B23B/;F16L/
主分类号
F16L55/26
代理机构
代理人
主权项
地址
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