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发明名称
Aerial camera with photoelectric means responsive to illumination bomb for operating grid shutter
摘要
申请公布号
US2485119(A)
申请公布日期
1949.10.18
申请号
US19450600636
申请日期
1945.06.20
申请人
GRAFIEX, INC.
发明人
STEINER OSCAR
分类号
G03B9/08
主分类号
G03B9/08
代理机构
代理人
主权项
地址
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