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经营范围
发明名称
Walzwerk zum Herstellen von profilierten Metallstuecken, z. B. von Eisenbahnschwellen o. dgl.
摘要
申请公布号
DE559165(C)
申请公布日期
1932.09.16
申请号
DE1931S100804D
申请日期
1931.09.08
申请人
HUGO SEIFERTH
发明人
分类号
B21H7/00
主分类号
B21H7/00
代理机构
代理人
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