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发明名称
MEASUREMENT OF DISTANCE
摘要
申请公布号
CA693880(A)
申请公布日期
1964.09.08
申请号
CAD693880
申请日期
申请人
NATIONAL RESEARCH DEVELOPMENT CORPORATION
发明人
KEITH D. FROOME;ROBERT H. BRADSELL
分类号
主分类号
代理机构
代理人
主权项
地址
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