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发明名称
Range finder
摘要
申请公布号
US2397274(A)
申请公布日期
1946.03.26
申请号
US19430477709
申请日期
1943.03.02
申请人
POLAROID CORPORATION
发明人
LAND EDWIN H.
分类号
G01C3/16
主分类号
G01C3/16
代理机构
代理人
主权项
地址
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