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发明名称
EXPOSURE METER SWITCH FOR CAMERA
摘要
申请公布号
US3608448(A)
申请公布日期
1971.09.28
申请号
USD3608448
申请日期
1970.02.26
申请人
RICOH:KK.
发明人
TADAYUKI IMAI
分类号
G03B7/08;G03B17/42;(IPC1-7):G03B17/00
主分类号
G03B7/08
代理机构
代理人
主权项
地址
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