CN215577183U - 一种教学用教学架 - Google Patents
一种教学用教学架 Download PDFInfo
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- CN215577183U CN215577183U CN202121737063.7U CN202121737063U CN215577183U CN 215577183 U CN215577183 U CN 215577183U CN 202121737063 U CN202121737063 U CN 202121737063U CN 215577183 U CN215577183 U CN 215577183U
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Effective date of registration: 20230907 Address after: Room 305, Building 1, No. 18 Wenhua East Road, Lixia District, Jinan City, Shandong Province, 250000 Patentee after: Shandong Chuandao Information Technology Co.,Ltd. Address before: 250031 Room 101, unit 2, building 6, Luneng Kangqiao community, No. 28, sankongqiao street, Tianqiao District, Jinan City, Shandong Province Patentee before: Sunny Education Technology (Shandong) Co.,Ltd. |
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Effective date of registration: 20231228 Address after: No. 65, Building 2, Internet Information Industry Base, No. 4 Jiyang Wanquan Road, Jiyang District, Sanya City, Hainan Province, 572000 Patentee after: Continuing Education Technology (Hainan) Co.,Ltd. Address before: Room 305, Building 1, No. 18 Wenhua East Road, Lixia District, Jinan City, Shandong Province, 250000 Patentee before: Shandong Chuandao Information Technology Co.,Ltd. |