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发明名称
Wave filter
摘要
申请公布号
US2591838(A)
申请公布日期
1952.04.08
申请号
US19470726503
申请日期
1947.02.05
申请人
COMPAGNIE GENERALE D'ELECTRICITE
发明人
LEROY ROBERT PIERRE
分类号
H03H7/01;H03H7/06;H03H7/075;H03H7/42;H03H9/00;H03H9/54;H04B3/40
主分类号
H03H7/01
代理机构
代理人
主权项
地址
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