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经营范围
发明名称
Improvements in and relating to optical glass
摘要
申请公布号
GB624789(A)
申请公布日期
1949.06.16
申请号
GB19470002810
申请日期
1947.01.29
申请人
KODAK LIMITED
发明人
分类号
C03C3/062;C03C3/112
主分类号
C03C3/062
代理机构
代理人
主权项
地址
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