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发明名称
Improvements relating to holders for piezo-electric devices
摘要
申请公布号
GB531268(A)
申请公布日期
1941.01.01
申请号
GB19390019448
申请日期
1939.07.04
申请人
ERNEST LETT GARDINER;SIMMONDS DEVELOPMENT CORPORATION LIMITED
发明人
分类号
H03H9/05
主分类号
H03H9/05
代理机构
代理人
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