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发明名称
VERFAHREN ZUR HERSTELLUNG EINES TUNNELS OD. DGL.
摘要
申请公布号
AT345330(B)
申请公布日期
1978.09.11
申请号
AT19760000323
申请日期
1976.01.19
申请人
SCHADEN KARL DR.
发明人
分类号
E21D11/10;E21D11/38;(IPC1-7):E21D11/10
主分类号
E21D11/10
代理机构
代理人
主权项
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