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发明名称
OPTICAL SYSTEMS
摘要
申请公布号
GB1506614(A)
申请公布日期
1978.04.05
申请号
GB19750024654
申请日期
1975.06.07
申请人
PILKINGTON P LTD
发明人
分类号
G02B23/04;(IPC1-7):G02B27/14
主分类号
G02B23/04
代理机构
代理人
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