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经营范围
发明名称
Improvements in or relating to photographic reflex cameras
摘要
申请公布号
GB914235(A)
申请公布日期
1962.12.28
申请号
GB19610007656
申请日期
1961.03.02
申请人
ERNST LEITZ GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
发明人
分类号
G03B9/07;G03B19/12
主分类号
G03B9/07
代理机构
代理人
主权项
地址
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