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发明名称
Improvements in anamorphotic optical systems
摘要
申请公布号
GB355468(A)
申请公布日期
1931.08.27
申请号
GB19300022068
申请日期
1930.07.22
申请人
LEON FORREST DOUGLASS
发明人
分类号
G02B13/10
主分类号
G02B13/10
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代理人
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