发明名称 |
ELECTRONIC WATCH HAVING PHOTO SENSORS |
摘要 |
<p>PURPOSE:To perform daily sun-bathing necessary for health by wearing the watch, performing displaying of the necessary quantity thereof and letting charging be accomplished by performing displaying by using photo sensors constituted by solar batteries.</p> |
申请公布号 |
JPS5428173(A) |
申请公布日期 |
1979.03.02 |
申请号 |
JP19770093662 |
申请日期 |
1977.08.04 |
申请人 |
SEIKO INSTR & ELECTRONICS |
发明人 |
HATSUTORI YOSHIO |
分类号 |
G04G9/00;G04G19/00;G04G99/00 |
主分类号 |
G04G9/00 |
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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