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发明名称
UNTERLEGRING FUER EINE SCHACHTABDECKUNG
摘要
申请公布号
DE8413940(U1)
申请公布日期
1984.08.09
申请号
DE19840013940U
申请日期
1984.05.08
申请人
BECK, ERHARD, 6927 BAD RAPPENAU, DE
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
主权项
地址
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