| 发明名称 |
ELECTRONIC WATCH WITH ALARM |
| 摘要 |
PURPOSE:To make possible setting an alarm at an arbitrary level by operating a sound pressure level setting circuit with an external switch and automatically increasing or decreasing the sound pressure level of alarm sound. |
| 申请公布号 |
JPS5393065(A) |
申请公布日期 |
1978.08.15 |
| 申请号 |
JP19770007402 |
申请日期 |
1977.01.26 |
| 申请人 |
SEIKO INSTR & ELECTRONICS |
发明人 |
ISHIKAWA TAKEHIRO |
| 分类号 |
G10K15/04;G04C21/02;G04G13/02 |
主分类号 |
G10K15/04 |
| 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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