| 发明名称 |
PRODUCTION OF PIEZOELECTRIC CERAMIC ELEMENT |
| 摘要 |
PURPOSE:In producing a piezoelectric ceramic element by polishing the surface of piezoelectric ceramics, the production process capable of improving the piezoelectric characteristics thereof, particularly the dynamic range thereof is obtained. |
| 申请公布号 |
JPS5358794(A) |
申请公布日期 |
1978.05.26 |
| 申请号 |
JP19760134425 |
申请日期 |
1976.11.08 |
| 申请人 |
MATSUSHITA ELECTRIC IND CO LTD |
发明人 |
NISHIDA MASAMITSU;KAWASHIMA SHIYUNICHIROU;UEDA ICHIROU;OOUCHI HIROSHI;HAYAKAWA SHIGERU |
| 分类号 |
H04R17/00;H01L41/22;H01L41/39;H03H3/00 |
主分类号 |
H04R17/00 |
| 代理机构 |
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