CN212389134U - 一种邻近铁路线施工防护装置 - Google Patents
一种邻近铁路线施工防护装置 Download PDFInfo
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Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20230616 Address after: No. 62, Building 2, Yard 82, Daxue North Road, Erqi District, Zhengzhou City, Henan Province, 450000 Patentee after: Yang Lihua Address before: 430000 no.26-1-1 Anhui street, Qiaokou District, Wuhan City, Hubei Province Patentee before: Xu Hui |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20230828 Address after: 450000 No. 12, unit 2, building 9, No. 21, Huazhong Road, Erqi District, Zhengzhou City, Henan Province Patentee after: Zhengzhou Huapin Electrification Engineering Co.,Ltd. Address before: No. 62, Building 2, Yard 82, Daxue North Road, Erqi District, Zhengzhou City, Henan Province, 450000 Patentee before: Yang Lihua |
|
CU01 | Correction of utility model | ||
CU01 | Correction of utility model |
Correction item: Patentee Correct: Zhengzhou Huacheng Electrification Engineering Co., Ltd. False: Zhengzhou Huapin Electrification Engineering Co., Ltd. Number: 37-01 Volume: 39 |