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发明名称
PROCEDIMENTO E APPARECCHIATURA DI SCAVO PER L'ACCESSO, A SCOPO DI MANUTENZIONE E/O RIGENERAZIONE, A TUBAZIONI INTERRATE DI OLEODOTTI, GASDOTTI E SIMILI
摘要
申请公布号
IT1273143(B)
申请公布日期
1997.07.04
申请号
IT1994TO00288
申请日期
1994.04.14
申请人
GORIZIANE S.P.A.
发明人
ZANIN PIERLUIGI
分类号
E02F5/00;(IPC1-7):E02D
主分类号
E02F5/00
代理机构
代理人
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