CN214775052U - 一种便于师生互动的智慧黑板 - Google Patents
一种便于师生互动的智慧黑板 Download PDFInfo
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CN202120715480.5U CN214775052U (zh) | 2021-04-08 | 2021-04-08 | 一种便于师生互动的智慧黑板 |
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Address after: 518000 area a, 7th floor, building 1, hanhaida seventh Industrial Zone, yuliu community, Gongming street, Guangming New District, Shenzhen City, Guangdong Province Patentee after: Nantong Zhongshi Tongchuang Technology Co.,Ltd. Country or region after: China Address before: 518000 area a, 7th floor, building 1, hanhaida seventh Industrial Zone, yuliu community, Gongming street, Guangming New District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN CTVHD TECHNOLOGY Co.,Ltd. Country or region before: China |
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Address after: 226000 West Zone, 2nd Floor, Building 3, No. 109 Tongxin Road, Chongchuan District, Nantong City, Jiangsu Province Patentee after: Nantong Zhongshi Tongchuang Technology Co.,Ltd. Country or region after: China Address before: 518000 area a, 7th floor, building 1, hanhaida seventh Industrial Zone, yuliu community, Gongming street, Guangming New District, Shenzhen City, Guangdong Province Patentee before: Nantong Zhongshi Tongchuang Technology Co.,Ltd. Country or region before: China |
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CP03 | Change of name, title or address |