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经营范围
发明名称
Proximity indication with range and bearing measurements
摘要
申请公布号
USRE29260(E)
申请公布日期
1977.06.07
申请号
US19750568270
申请日期
1975.04.15
申请人
发明人
分类号
G01S13/78;G01S13/93
主分类号
G01S13/78
代理机构
代理人
主权项
地址
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