A pickup stylus |
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| 申请号 | EP81109722 | 申请日 | 1981-11-16 | 公开(公告)号 | EP0052373A3 | 公开(公告)日 | 1983-01-05 |
| 申请人 | Matsushita Electric Industrial Co., Ltd.; | 发明人 | Mitsuyu, Tsuneo; Wasa, Kiyotaka; Maeda, Hisamitsu c/o Matsushita-denki; | ||||
| 摘要 | A pickup stylus comprises a diamond stylus body having a rough surface and a conductive coating deposited onto said rough surface. The rough surface is made by ion bombardment process. The pickup stylus is useful for information playback in video and/or audio disc system. | ||||||
| 权利要求 | |||||||
| 说明书全文 | |||||||
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