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经营范围
发明名称
Grubenstempel mit Metallreibbelag
摘要
申请公布号
DE946050(C)
申请公布日期
1956.07.26
申请号
DE1948P012851
申请日期
1948.10.02
申请人
HERMANN SCHWARZ KOMMANDITGESELLSCHAFT
发明人
分类号
E21D15/42
主分类号
E21D15/42
代理机构
代理人
主权项
地址
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