CN214035502U - 一种事故避难用快速组合梯的连接结构 - Google Patents
一种事故避难用快速组合梯的连接结构 Download PDFInfo
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CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Fan Haoyu Inventor after: Bai Jie Inventor after: He Wenzhi Inventor after: Liu Shaoping Inventor before: Liu Shaoping |
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TR01 | Transfer of patent right | ||
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Effective date of registration: 20231212 Address after: 710000, No. 2915, Block B, Huaxia Century Plaza, Fangxi Street, Baqiao District, Xi'an City, Shaanxi Province Patentee after: Xi'an Zhongjiu Weiye Fire Technology Co.,Ltd. Address before: 510000 No. 6, Tongqing Road, Haizhu District, Guangzhou, Guangdong Patentee before: Liu Shaoping |