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经营范围
发明名称
Improvements in or relating to methods of and apparatus for making wrought iron
摘要
申请公布号
GB344277(A)
申请公布日期
1931.03.05
申请号
GB19300012975
申请日期
1930.04.28
申请人
A.M. BYERS COMPANY
发明人
分类号
C21C3/00
主分类号
C21C3/00
代理机构
代理人
主权项
地址
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