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发明名称
PRODUCTION OF GLASS CONTAINING RARE EARTH ELEMENT
摘要
申请公布号
JPH04193723(A)
申请公布日期
1992.07.13
申请号
JP19900322076
申请日期
1990.11.26
申请人
SUMITOMO ELECTRIC IND LTD;NIPPON TELEGR & TELEPH CORP <NTT>
发明人
KOGO TAKASHI;CHIGUSA YOSHIKI;OHASHI MASAHARU
分类号
C03B8/00;C03B8/02;C03B8/04;C03B20/00;C03B37/014
主分类号
C03B8/00
代理机构
代理人
主权项
地址
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