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发明名称
IMPROVEMENTS IN OR RELATING TO ELECTROMECHANICAL BAND-PASS FILTERS
摘要
申请公布号
GB1209808(A)
申请公布日期
1970.10.21
申请号
GB19680054791
申请日期
1968.11.19
申请人
THE GENERAL ELECTRIC AND ENGLISH ELECTRIC COMPANIES LIMITED
发明人
JOHN FRANCIS WERNER;ARTHUR JOSEPH DYER
分类号
H03H9/05;H03H9/58
主分类号
H03H9/05
代理机构
代理人
主权项
地址
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