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经营范围
发明名称
VERFAHREN ZUR HERSTELLUNG UNTERIRDISCHER LEITUNGEN.
摘要
申请公布号
DE69010692(D1)
申请公布日期
1994.08.18
申请号
DE19906010692
申请日期
1990.10.25
申请人
ILOMAEKI, VALTO, YLOEJAERVI, FI
发明人
ILOMAEKI, VALTO, YLOEJAERVI, FI
分类号
E21D9/06;E21B7/20;E21B7/26;E21B7/30;E21D9/08;E21D9/12;F16L1/024;F16L1/028;(IPC1-7):F16L1/036
主分类号
E21D9/06
代理机构
代理人
主权项
地址
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