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发明名称
TIME NOTICING CLOCK BY MELODY
摘要
申请公布号
JPH04278490(A)
申请公布日期
1992.10.05
申请号
JP19910040078
申请日期
1991.03.06
申请人
SEIKOSHA CO LTD
发明人
IKEDA HIDEJI;YANAKA MAKOTO
分类号
G04C21/02;G04C21/04;G04G13/02
主分类号
G04C21/02
代理机构
代理人
主权项
地址
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