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发明名称
Alloys of manganese, chromium iron, and boron
摘要
申请公布号
US2221627(A)
申请公布日期
1940.11.12
申请号
US19390269214
申请日期
1939.04.21
申请人
CHICAGO DEVELOPMENT COMPANY
发明人
ANDERSON CLARENCE TRAVIS
分类号
C22C38/38
主分类号
C22C38/38
代理机构
代理人
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地址
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