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发明名称
Stollenschneider fuer den Tonabbau
摘要
申请公布号
DE814420(C)
申请公布日期
1951.09.24
申请号
DE1949G000651
申请日期
1949.12.23
申请人
GEWERKSCHAFT OTTO
发明人
WALTERFANG WILHELM
分类号
E21C47/10
主分类号
E21C47/10
代理机构
代理人
主权项
地址
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