发明名称 Metallic keypad and method for making the same
摘要 A method for making a metallic keypad includes the steps of forming a key using thermoplastic resin through an injection molding process, forming a conductive layer on a surface of the key, marking a function sign on the conductive layer, and forming a metal layer on the conductive layer except for the function sign.
申请公布号 US2005274594(A1) 申请公布日期 2005.12.15
申请号 US20040951209 申请日期 2004.09.27
申请人 YANG YOON-HONG;HONG EUN-KI;LEE JONG-IL 发明人 YANG YOON-HONG;HONG EUN-KI;LEE JONG-IL
分类号 H01H13/14;B41J5/12;C23C14/02;C23C14/58;C23C28/00;C25D5/02;H01H3/12;H01H11/00;(IPC1-7):H01H3/12 主分类号 H01H13/14
代理机构 代理人
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