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发明名称
Camera viewfinder with frame-limit indication
摘要
申请公布号
US3357328(A)
申请公布日期
1967.12.12
申请号
US19650443928
申请日期
1965.03.30
申请人
VOIGTLANDER A. G.
发明人
KINDER GOTTHARD;SCHACHT WERNER
分类号
G03B13/02
主分类号
G03B13/02
代理机构
代理人
主权项
地址
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