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发明名称
Photographic objectives
摘要
申请公布号
GB350717(A)
申请公布日期
1931.06.18
申请号
GB19300017409
申请日期
1930.06.05
申请人
ALBERT FERDINAND SHORE
发明人
分类号
G02B9/04
主分类号
G02B9/04
代理机构
代理人
主权项
地址
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