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发明名称
Method for making iron oxide
摘要
申请公布号
US2391723(A)
申请公布日期
1945.12.25
申请号
US19410379166
申请日期
1941.02.17
申请人
GENERAL MOTORS CORPORATION
发明人
MANN CECIL A.
分类号
C01G49/02
主分类号
C01G49/02
代理机构
代理人
主权项
地址
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