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经营范围
发明名称
AN ELECTROMECHANICAL RESONATOR
摘要
申请公布号
GB1277614(A)
申请公布日期
1972.06.14
申请号
GB19690012218
申请日期
1969.03.07
申请人
STANDARD TELEPHONES AND CABLES LIMITED
发明人
HISHAM MOHAMED SAADALLAH ZAKARIA
分类号
G01S1/72;H03H9/46;H03H9/48;H03H9/70
主分类号
G01S1/72
代理机构
代理人
主权项
地址
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