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经营范围
发明名称
BRAZING DEVICE
摘要
申请公布号
JPS54122874(A)
申请公布日期
1979.09.22
申请号
JP19780030259
申请日期
1978.03.16
申请人
NGK SPARK PLUG CO
发明人
SAGA SHIGENORI
分类号
H01L23/12;B23K3/00;H01L21/68;H01L21/683;H01L23/50;H05K3/34
主分类号
H01L23/12
代理机构
代理人
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地址
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