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发明名称
VERSCHLUSS FUER SCHACHTABDECKUNGEN, ROSTE OD.DGL.
摘要
申请公布号
ATA257676(A)
申请公布日期
1978.07.15
申请号
AT19760002576
申请日期
1976.04.08
申请人
PASSAVANT - WERKE MICHELBACHER HUETTE
发明人
分类号
E02D29/14;(IPC1-7):E02D29/14
主分类号
E02D29/14
代理机构
代理人
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地址
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