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经营范围
发明名称
Range and view finder and camera mechanism functionally equipped therewith
摘要
申请公布号
US2167435(A)
申请公布日期
1939.07.25
申请号
US19370155259
申请日期
1937.07.23
申请人
THE FOLMER GRAFLEX CORPORATION
发明人
HINELINE EDSON S.
分类号
G03B13/20
主分类号
G03B13/20
代理机构
代理人
主权项
地址
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