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经营范围
发明名称
Silicon nitride sintered body
摘要
申请公布号
EP0336377(B2)
申请公布日期
1997.07.16
申请号
EP19890105904
申请日期
1989.04.04
申请人
KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHO
发明人
UKYO, YOSHIO;WADA, SHIGETAKA;TAKATORI, KAZUMASA
分类号
C04B35/584;C04B35/593;(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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