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发明名称
Improvements in lenses
摘要
申请公布号
GB422246(A)
申请公布日期
1935.01.08
申请号
GB19330036078
申请日期
1933.12.22
申请人
HORACE WILLIAM LEE;KAPELLA LIMITED
发明人
分类号
G02B13/00
主分类号
G02B13/00
代理机构
代理人
主权项
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