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经营范围
发明名称
Positioning system
摘要
申请公布号
GB9903521(D0)
申请公布日期
1999.04.07
申请号
GB19990003521
申请日期
1999.02.16
申请人
SYMMETRICOM INC.
发明人
分类号
G01S1/00;G01S5/00
主分类号
G01S1/00
代理机构
代理人
主权项
地址
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