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经营范围
发明名称
REZOELECTRIC TRANSDUCER
摘要
<p>An acoustic transducer with a plurality of metal-coated piezoelectric polymer films as an oscillator, adjacent film pairs being physically connected near their centers.</p>
申请公布号
AU536991(B2)
申请公布日期
1984.05.31
申请号
AU19810067418
申请日期
1981.02.18
申请人
LECTRET S.A.
发明人
PRESTON VINCENT MURPHY
分类号
H04R17/00;(IPC1-7):04R17/00
主分类号
H04R17/00
代理机构
代理人
主权项
地址
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