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经营范围
发明名称
Single side band modulator system
摘要
申请公布号
US3319189(A)
申请公布日期
1967.05.09
申请号
US19640378638
申请日期
1964.06.29
申请人
BECKMAN INSTRUMENTS, INC.
发明人
SILVERMAN DAVID
分类号
H03C1/60
主分类号
H03C1/60
代理机构
代理人
主权项
地址
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