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发明名称
Improvements in and relating to silver-base alloys or mixtures and make-and-break contacts thereof
摘要
申请公布号
GB534407(A)
申请公布日期
1941.03.06
申请号
GB19400000125
申请日期
1940.01.02
申请人
P. R. MALLORY & CO. INC.
发明人
分类号
C22C5/06
主分类号
C22C5/06
代理机构
代理人
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