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发明名称
Method of heat treating articles
摘要
申请公布号
US1953445(A)
申请公布日期
1934.04.03
申请号
US19320607339
申请日期
1932.04.25
申请人
HODGSON S. PIERCE
发明人
STEVENS CLAUD L.
分类号
C21D9/22
主分类号
C21D9/22
代理机构
代理人
主权项
地址
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