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经营范围
发明名称
隐性画镜
摘要
申请公布号
TW017734
申请公布日期
1974.12.01
申请号
TW06220521
申请日期
1973.12.12
申请人
周庆隆
发明人
分类号
A47G1/04;A47G1/14
主分类号
A47G1/04
代理机构
代理人
主权项
一种隐性镜,系于二片具透视性之镀银镜面中间 置放一透明图片而成,该透视性镀银镜面其透视 度在光线波长为4500A时应以20%至6% 之透视度为限者。
地址
高雄县冈山镇嘉新东路3巷12楼
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