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经营范围
发明名称
Semelle d'assemblage pour soutènements de mines
摘要
申请公布号
FR803925(A)
申请公布日期
1936.10.12
申请号
FRD803925
申请日期
1936.04.02
申请人
GELSENKIRCHENER BERGWERKS-AKTIENGESELLSCHAFT
发明人
分类号
E21D11/36
主分类号
E21D11/36
代理机构
代理人
主权项
地址
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