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经营范围
发明名称
(A) ;COLLECTION OF 8TH GROUP NOBLE METAL
摘要
申请公布号
JPS5889948(U)
申请公布日期
1983.06.17
申请号
JP19810185868U
申请日期
1981.12.14
申请人
发明人
分类号
G01R31/28;H01L23/44;H05K7/20;(IPC1-7):H01L23/44
主分类号
G01R31/28
代理机构
代理人
主权项
地址
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