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经营范围
发明名称
Frequency multiplication system
摘要
申请公布号
US1908249(A)
申请公布日期
1933.05.09
申请号
US19260139946
申请日期
1926.10.06
申请人
WIRED RADIO, INC.
发明人
HUND AUGUST
分类号
H03B19/16
主分类号
H03B19/16
代理机构
代理人
主权项
地址
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