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发明名称
Nachgiebiges Ausbauglied, insbesondere Grubenstempel
摘要
申请公布号
DE924205(C)
申请公布日期
1955.02.28
申请号
DE1943M004976D
申请日期
1943.12.03
申请人
F. W. MOLL SOEHNE
发明人
分类号
E21D15/30
主分类号
E21D15/30
代理机构
代理人
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