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经营范围
发明名称
Tunable filter
摘要
申请公布号
US2924782(A)
申请公布日期
1960.02.09
申请号
US19560573723
申请日期
1956.03.26
申请人
ZOMBER GERARD L
发明人
ZOMBER GERARD L.
分类号
H03F1/36
主分类号
H03F1/36
代理机构
代理人
主权项
地址
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