发明名称 |
PRODUCTION OF STYLUS FOR VIDEO DISC APPARATUS |
摘要 |
PURPOSE:To prolong the service life of the stylus by forming a thin film of a specific metal on the end surface part of a diamond stylus, heat-treating said film at a specific temperature range, then caronizing said film in a carbonizing gas thereby obtaining conductive electrode. |
申请公布号 |
JPS5274329(A) |
申请公布日期 |
1977.06.22 |
申请号 |
JP19750151434 |
申请日期 |
1975.12.17 |
申请人 |
MATSUSHITA ELECTRIC IND CO LTD |
发明人 |
HOSOMI FUMIO;WASA KIYOTAKA;HAYAKAWA SHIGERU |
分类号 |
G11B3/46;G11B9/07;H04N5/903 |
主分类号 |
G11B3/46 |
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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