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经营范围
发明名称
BALL SOLDERING METHOD
摘要
申请公布号
JPS52115176(A)
申请公布日期
1977.09.27
申请号
JP19760031275
申请日期
1976.03.24
申请人
HITACHI LTD
发明人
INOUE KOUICHI;YASUDA TOMIROU;FUNAO MASAO
分类号
H05K3/34;B23K3/00;H01L21/28;H01L21/60
主分类号
H05K3/34
代理机构
代理人
主权项
地址
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