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
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