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发明名称
EXPOSURE METER FOR A SINGLE LENS REFLEX CAMERA HAVING INTERCHANGEABLE LENSES
摘要
申请公布号
US3559551(A)
申请公布日期
1971.02.02
申请号
USD3559551
申请日期
1968.04.02
申请人
NIPPON KOGAKU KK.
发明人
SHIGEO ONO
分类号
G03B7/099;(IPC1-7):G03B19/12
主分类号
G03B7/099
代理机构
代理人
主权项
地址
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