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经营范围
发明名称
NITRURE DE SILICIUM HAUTE DENSITE
摘要
申请公布号
BE794185(A1)
申请公布日期
1973.07.18
申请号
BED794185
申请日期
申请人
NORTON CY, 1 NEW BOND STREET, WORCESTER, MASSACHUSETTS, (E.U.A.),
发明人
D.W. RICHERSON;M.E. WASHBURN
分类号
C04B35/593;(IPC1-7):C01B/
主分类号
C04B35/593
代理机构
代理人
主权项
地址
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