发明名称 DIRECTIONAL TRANSDUCER
摘要 <p>Docket E4116 DIRECTIONAL TRANSDUCER EAO:sr A directional transducer is disclosed which includes flexural disc transducer elements mounted by their periphery to an inertial mass and connected to the transducer housing by their centers.</p>
申请公布号 CA1139424(A) 申请公布日期 1983.01.11
申请号 CA19800357089 申请日期 1980.07.25
申请人 HAZELTINE CORPORATION 发明人 BUTLER, JOHN L.
分类号 H04R1/20;G01V1/18;H04R1/44;(IPC1-7):H04R17/00 主分类号 H04R1/20
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