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发明名称
CERAMIC BOARD
摘要
申请公布号
JPH034582(A)
申请公布日期
1991.01.10
申请号
JP19890139766
申请日期
1989.05.31
申请人
NGK SPARK PLUG CO LTD
发明人
HIRAOKA TAKAAKI;KARIYUKI SADAJI
分类号
H05K1/02;H05K1/03;H05K3/30
主分类号
H05K1/02
代理机构
代理人
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