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发明名称
TIMERS AND CLOCKS
摘要
申请公布号
GB1589629(A)
申请公布日期
1981.05.13
申请号
GB19770037638
申请日期
1977.09.09
申请人
COPAL CO LTD
发明人
分类号
G04G5/02;(IPC1-7):G04G5/02
主分类号
G04G5/02
代理机构
代理人
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地址
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