发明名称 EXTERIOR PARTS FOR PORTABLE WATCH
摘要 PURPOSE:To produce parts described in the title which have high impact resistance, high specular glossiness, and broad design freedom, by forming hard coating of Mo2C on the surface of a metal or alloy ranging in Vickers hardness in a specific scope.
申请公布号 JPS544286(A) 申请公布日期 1979.01.12
申请号 JP19770069607 申请日期 1977.06.13
申请人 SUWA SEIKOSHA KK 发明人 NAKAGAWA TETSUO
分类号 C23C14/06;C23C14/24;G04B37/22 主分类号 C23C14/06
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