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发明名称
Method and apparatus for roller spinning articles from ductile material
摘要
申请公布号
GB635146(A)
申请公布日期
1950.04.05
申请号
GB19470016398
申请日期
1947.06.20
申请人
THE SPUN STEEL CORPORATION
发明人
分类号
B21D53/26
主分类号
B21D53/26
代理机构
代理人
主权项
地址
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