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经营范围
发明名称
Improvements in and relating to zinc alloys
摘要
申请公布号
GB512758(A)
申请公布日期
1939.09.25
申请号
GB19370031948
申请日期
1937.11.19
申请人
THE NATIONAL SMELTING COMPANY LIMITED
发明人
分类号
C22C18/04
主分类号
C22C18/04
代理机构
代理人
主权项
地址
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