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发明名称
Rolling mill for cold-forming steel - reinforcement rods for concrete ceilings
摘要
申请公布号
DE1906421(A1)
申请公布日期
1970.09.17
申请号
DE19691906421
申请日期
1969.02.08
申请人
Betonstahl Gesellschaft mbH & Co KG
发明人
Uekermann, Heinrich;Reiuking, Wolfram;Farthmann, Hans
分类号
B21B1/16;E04C5/03
主分类号
B21B1/16
代理机构
代理人
主权项
地址
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