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经营范围
发明名称
SURFACE ELASTIC WAVE DELAY LINE OSCILLATORS
摘要
申请公布号
GB1521478(A)
申请公布日期
1978.08.16
申请号
GB19750035152
申请日期
1975.08.26
申请人
MARCONI CO LTD
发明人
分类号
H03B5/32;H03L3/00;(IPC1-7):H03B5/32;H03B5/06;H03H9/30
主分类号
H03B5/32
代理机构
代理人
主权项
地址
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