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经营范围
发明名称
GESINTERTE SILICIUMNITRIDKOERPER.
摘要
申请公布号
DE3763067(D1)
申请公布日期
1990.07.12
申请号
DE19873763067
申请日期
1987.03.04
申请人
NGK INSULATORS, LTD., NAGOYA, AICHI, JP
发明人
MATSUI, MINORI, NAGOYA CITY AICHI PREF., JP
分类号
C04B35/584;(IPC1-7):C04B35/58
主分类号
C04B35/584
代理机构
代理人
主权项
地址
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