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发明名称
Verfahren zum Auskleiden von Tunnels, Unterführungen, Stollen oder Kavernen
摘要
申请公布号
CH480502(A)
申请公布日期
1969.10.31
申请号
CH19680012229
申请日期
1968.08.14
申请人
SCHWEIZERISCHE ALUMINIUM AG
发明人
分类号
E21D11/00;E21D11/10;E21D11/38;(IPC1-7):E01G5/02
主分类号
E21D11/00
代理机构
代理人
主权项
地址
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