发明名称 |
Control device for an electronic wrist watch |
摘要 |
A control device for an electronic wrist watch to enable resetting of the display. The device includes a pushbutton switch providing a control signal to a memory device. The memory device is connected to a delay means which transmits the information from said memory device in synchronism with a clock signal to provide an output pulse or pulse train dependent upon the length of time for which the pushbutton is actuated.
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申请公布号 |
US4030284(A) |
申请公布日期 |
1977.06.21 |
申请号 |
US19750635088 |
申请日期 |
1975.11.25 |
申请人 |
EBAUCHES S.A. |
发明人 |
PORTMANN, HUBERT |
分类号 |
H03K5/05;G04G5/04;G04G9/08;G04G21/00;G04G99/00;H03K3/02;H03K5/04;H03K17/00;H03K23/00;(IPC1-7):G04C3/00 |
主分类号 |
H03K5/05 |
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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