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经营范围
发明名称
Coupling system
摘要
申请公布号
US2972121(A)
申请公布日期
1961.02.14
申请号
US19570690162
申请日期
1957.10.14
申请人
MOTOROLA, INC.
发明人
FIRESTONE WILLIAM L.
分类号
H01P5/18
主分类号
H01P5/18
代理机构
代理人
主权项
地址
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