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发明名称
An Observation Model for Celestial Body Rise/Set Time and Phases of the Moon/ Planets
摘要
申请公布号
KR20100003273(U)
申请公布日期
2010.03.25
申请号
KR20080012475U
申请日期
2008.09.16
申请人
发明人
分类号
G09B27/06;G09B27/00
主分类号
G09B27/06
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代理人
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