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经营范围
发明名称
REFROIDISSEUR POUR THYRISTORS
摘要
申请公布号
BE858941(A1)
申请公布日期
1978.01.16
申请号
BE19770181108
申请日期
1977.09.22
申请人
SIEMENS A.G.
发明人
分类号
H01L23/36;H01L23/473;H02M7/04;(IPC1-7):01L/
主分类号
H01L23/36
代理机构
代理人
主权项
地址
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