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经营范围
发明名称
Improvements in or relating to a method of and apparatus for reducing the cross-sectional area of wire, rod, bar, strip or like bodies
摘要
申请公布号
GB517035(A)
申请公布日期
1940.01.18
申请号
GB19380021053
申请日期
1938.07.15
申请人
HENRY AYLESBURY STRINGFELLOW
发明人
分类号
B21C1/12
主分类号
B21C1/12
代理机构
代理人
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地址
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