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经营范围
发明名称
A wide-aperture photographic or cinematographic camera objective of variable focal length
摘要
申请公布号
GB880659(A)
申请公布日期
1961.10.25
申请号
GB19600002362
申请日期
1960.01.22
申请人
MARGARETE CAMILLA SCHNEIDER
发明人
分类号
G02B15/14
主分类号
G02B15/14
代理机构
代理人
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地址
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