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发明名称
X-RAY ABSORBING GLASS COMPOSITIONS
摘要
申请公布号
CA2074053(A1)
申请公布日期
1993.01.30
申请号
CA19922074053
申请日期
1992.07.16
申请人
PPG INDUSTRIES, INC.
发明人
JONES, JAMES V.
分类号
C03C3/083;C03C3/095;C03C4/08;H01J29/86;(IPC1-7):C03C3/078
主分类号
C03C3/083
代理机构
代理人
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