| 发明名称 |
BREAK PREVENTION DEVICE FOR CALENDAR ADVANCING OF A CALENDAR WATCH |
| 摘要 |
A break prevention device for a calendar watch wherein the calendar advancing wheel includes an elongated adjusting tooth formed with a partial slope at its end and resiliently displaceable out of the plane of the calendar wheel. |
| 申请公布号 |
US3672156(A) |
申请公布日期 |
1972.06.27 |
| 申请号 |
USD3672156 |
申请日期 |
1971.06.04 |
| 申请人 |
SUWA SEIKOSHA:KK. |
发明人 |
MAMORU MIYASAKA |
| 分类号 |
G04B13/00;G04B19/253;(IPC1-7):G04B19/24 |
主分类号 |
G04B13/00 |
| 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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