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发明名称
Production of maps from aerial photographs
摘要
申请公布号
US2208435(A)
申请公布日期
1940.07.16
申请号
US19390270257
申请日期
1939.04.26
申请人
SIMPSON ALBERT E
发明人
SIMPSON ALBERT E.
分类号
G01C11/00
主分类号
G01C11/00
代理机构
代理人
主权项
地址
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