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.
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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 |
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代理人 |
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主权项 |
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地址 |
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