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经营范围
发明名称
Improved manufacture of malleable iron
摘要
申请公布号
GB525478(A)
申请公布日期
1940.08.29
申请号
GB19390005838
申请日期
1939.02.22
申请人
GENERAL MOTORS CORPORATION
发明人
分类号
C22C33/08
主分类号
C22C33/08
代理机构
代理人
主权项
地址
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