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发明名称
CALENDAR WATCH
摘要
PURPOSE:To automatically correct the month end date of even months by coupling an even month end correcting mechanism to the power system of a hand driving mechanism by an even month end correction command signal thereby driving said mechanism.
申请公布号
JPS541066(A)
申请公布日期
1979.01.06
申请号
JP19770065412
申请日期
1977.06.03
申请人
CITIZEN WATCH CO LTD
发明人
NATORI MINORU
分类号
G04C3/14;G04B19/253;G04C3/00;G04C17/00;G09D3/12
主分类号
G04C3/14
代理机构
代理人
主权项
地址
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