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发明名称
LEAD FRAME MATERIAL FOR PLASTIC PACKAGE
摘要
申请公布号
JPH03290956(A)
申请公布日期
1991.12.20
申请号
JP19900092553
申请日期
1990.04.06
申请人
SUMITOMO SPECIAL METALS CO LTD
发明人
NAKAMURA YASUYUKI;NEMOTO ARATA
分类号
B23K20/04;H01L23/50
主分类号
B23K20/04
代理机构
代理人
主权项
地址
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