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经营范围
发明名称
Kappschuh mit Waelzflaeche
摘要
申请公布号
DE490552(C)
申请公布日期
1930.01.30
申请号
DENDATO015689D
申请日期
申请人
OBERSCHLESISCHE DAMPFKESSEL-BEDARFS-G.M.B.H.
发明人
分类号
E21D11/34
主分类号
E21D11/34
代理机构
代理人
主权项
地址
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