发明名称 |
TIME SIGNAL COUNTING CIRCUIT OF TIME SIGNAL CLOCK |
摘要 |
PURPOSE:To decrease consuming electric power by making sound by sound generator synchronized with adding pulse and making possible to count time signal even when an operation of sound generating is not accompanied by mechanical movement. |
申请公布号 |
JPS5220866(A) |
申请公布日期 |
1977.02.17 |
申请号 |
JP19750097002 |
申请日期 |
1975.08.08 |
申请人 |
AICHI TOKEI DENKI KK |
发明人 |
HOTSUTA TADAO |
分类号 |
G04G13/00;G04C21/12;(IPC1-7):04C21/12 |
主分类号 |
G04G13/00 |
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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