| 发明名称 |
22HAND ELECTRONIC WATCH PROVIDED WITH RE VERSING DEVICE |
| 摘要 |
PURPOSE:To perform hand matching of a watch without any winding crown with a simple mechanism by mechanically reversing the minute hand. |
| 申请公布号 |
JPS5327077(A) |
申请公布日期 |
1978.03.13 |
| 申请号 |
JP19760102091 |
申请日期 |
1976.08.25 |
| 申请人 |
SEIKO INSTR & ELECTRONICS |
发明人 |
ISHIDA TAKASHI;NISHIDA ISAMU |
| 分类号 |
G04C3/14;G04C9/00 |
主分类号 |
G04C3/14 |
| 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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