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发明名称
RANGEFINDER, HEIGHTFINDER, AND LIKE OPTICAL MEASURING INSTRUMENTS
摘要
申请公布号
CA454721(A)
申请公布日期
1949.02.22
申请号
CAD454721
申请日期
申请人
BARR AND STROUD
发明人
JOHN MARTIN STRANG
分类号
主分类号
代理机构
代理人
主权项
地址
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