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发明名称
ACOUSTIC WAVE DEVICES
摘要
申请公布号
GB1591625(A)
申请公布日期
1981.06.24
申请号
GB19800002181
申请日期
1978.01.11
申请人
DEFENCE SECRETARY OF STATE FOR
发明人
分类号
H03H9/02;H03H9/17;(IPC1-7):H03H9/15
主分类号
H03H9/02
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代理人
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