| 发明名称 |
POWER SAVING METHOD OF CRYSTAL WRISTWATCH |
| 摘要 |
PURPOSE:To achieve savings of electric power while not in need while maintaining the accuracy of the watch by controlling the current flowing in an oscillation circuit by means of a resitor. |
| 申请公布号 |
JPS5296570(A) |
申请公布日期 |
1977.08.13 |
| 申请号 |
JP19760013094 |
申请日期 |
1976.02.09 |
| 申请人 |
CITIZEN WATCH CO LTD |
发明人 |
NAKAYAMA TOSHIHIKO;NAKAJIMA AKIO |
| 分类号 |
G04G3/00;G04G19/12;G04G99/00 |
主分类号 |
G04G3/00 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
