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发明名称
Gesintertes Siliciumnitrid und Siliciumnitridwerkzeug
摘要
申请公布号
DE60212548(D1)
申请公布日期
2006.08.03
申请号
DE20026012548
申请日期
2002.11.18
申请人
NGK SPARK PLUG CO., LTD.
发明人
ABUKAWA, KOHEI
分类号
C04B35/584;C04B35/593;B23C5/20;C04B35/638
主分类号
C04B35/584
代理机构
代理人
主权项
地址
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