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发明名称
FORMATION OF LEAD FOR SEMICONDUCTOR DEVICE
摘要
申请公布号
JPH05136308(A)
申请公布日期
1993.06.01
申请号
JP19910295370
申请日期
1991.11.12
申请人
NEC YAMAGATA LTD
发明人
SHIRATA YASUTOSHI
分类号
B21D5/01;H01L23/50
主分类号
B21D5/01
代理机构
代理人
主权项
地址
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