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经营范围
发明名称
Acoustical Dispersive Delay Line
摘要
申请公布号
GB1157193(A)
申请公布日期
1969.07.02
申请号
GB19670012478
申请日期
1967.03.16
申请人
CSF-COMPAGNIE GENERALE DE TELEGRAPHIE SANS FIL
发明人
分类号
H03H9/40;H03H9/44
主分类号
H03H9/40
代理机构
代理人
主权项
地址
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