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发明名称
COPPER ALLOY
摘要
申请公布号
CA380384(A)
申请公布日期
1939.03.28
申请号
CAD380384
申请日期
申请人
P. R. MALLORY AND CO.
发明人
EARL I. LARSEN;FRANZ R. HENSEL
分类号
主分类号
代理机构
代理人
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