发明名称 |
ULTRASONIC TRANSMITTER AND RECEIVER |
摘要 |
PURPOSE:To make possible the increase in the density of integration irrespective of the magnitude of piezoelectric magnetism by interposing a flexible bar body or flexible fiber body as a propagation medium between a sound field and piezoelectric ceramics. |
申请公布号 |
JPS52153472(A) |
申请公布日期 |
1977.12.20 |
申请号 |
JP19760069735 |
申请日期 |
1976.06.16 |
申请人 |
OKI ELECTRIC IND CO LTD |
发明人 |
KAMATA HIROSHI;OOGAKI MASAKATSU |
分类号 |
H04R17/00;B06B3/00;G01S7/521 |
主分类号 |
H04R17/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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