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发明名称
GIUNTO PER IL COLLEGAMENTO RAPIDO DI TUBI DI CONTENIMENTO PERPEERFORAZIONI
摘要
申请公布号
ITUD990128(A1)
申请公布日期
2001.01.08
申请号
IT1999UD00128
申请日期
1999.07.06
申请人
CASAGRANDE SPA
发明人
CASAGRANDE MAURO
分类号
E21B17/02
主分类号
E21B17/02
代理机构
代理人
主权项
地址
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