发明名称 |
Switch structure for electronic timepiece |
摘要 |
A switch structure for an analog quartz crystal timepiece having a watchglass plate, a time dial to display time in an analog mode, and a digital display device, which switch structure comprises a plurality of transparent electrically conductive electrode films provided on the watchglass plate at positions corresponding to numerical display indicia on the time dial to permit generation of input signals corresponding to the numerical display indicia, respectively.
|
申请公布号 |
US4257115(A) |
申请公布日期 |
1981.03.17 |
申请号 |
US19780876733 |
申请日期 |
1978.02.10 |
申请人 |
CITIZEN WATCH CO., LTD. |
发明人 |
HATUSE, TOSHIKAZU;NATORI, MINORU;SHIMAZAKI, TOSHIKAZU;KAWANOBE, KOUHEI;OGAWA, HIROSHI |
分类号 |
G04G9/00;G04G13/02;G04G21/08;(IPC1-7):G04C17/00;G04B23/02;G04B19/04 |
主分类号 |
G04G9/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|