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发明名称
百年星期查对轮
摘要
一种百年星期查对轮,包括底盘、转盘及转销,根据公历本身特点,采用窗口查询方式,转动夹在底盘两面之间的两个分布有年及月的转盘,通过文字、符号或颜色与底盘上的日及星期对照,可在短时间内查询某期间的100年内的某年某月某日是星期几,操作简单、准确、实用。
申请公布号
CN2703293Y
申请公布日期
2005.06.01
申请号
CN200320115952.5
申请日期
2003.11.20
申请人
杨道新
发明人
杨道新
分类号
G09D3/08
主分类号
G09D3/08
代理机构
代理人
主权项
1、一种百年星期查对轮,包括底盘(1)、转盘(2)、转销(3),其特征在于两个转盘(2)分别夹在底盘(1)两个面之间,用转销(3)固定。
地址
441105湖北省襄樊市襄阳区肖湾子校
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