发明名称 |
ELECTRONIC WATCH |
摘要 |
PURPOSE:To make possible controlling of other apparatus than watch through the use of the ultrasonic waves being radiated by using an electro-mechanical acoustic transducer which converts coded electric signals to ultrasonic waves. |
申请公布号 |
JPS5370863(A) |
申请公布日期 |
1978.06.23 |
申请号 |
JP19760146907 |
申请日期 |
1976.12.07 |
申请人 |
SEIKO INSTR & ELECTRONICS |
发明人 |
SASAKI MASAYUKI |
分类号 |
G04C13/00;G04C23/10;G04G99/00 |
主分类号 |
G04C13/00 |
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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