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发明名称
Alloy
摘要
申请公布号
US2267299(A)
申请公布日期
1941.12.23
申请号
US19400340135
申请日期
1940.06.12
申请人
CHICAGO DEVELOPMENT COMPANY
发明人
DEAN REGINALD S.
分类号
C22C18/00;C22C20/00
主分类号
C22C18/00
代理机构
代理人
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