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发明名称
Method of treating copper alloy castings
摘要
申请公布号
US2241815(A)
申请公布日期
1941.05.13
申请号
US19380224497
申请日期
1938.08.12
申请人
P.R. MALLORY & CO. INC.
发明人
HENSEL FRANZ R.;LARSEN EARL I.
分类号
C22C9/06
主分类号
C22C9/06
代理机构
代理人
主权项
地址
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