CN206973485U - 一种隧道施工照明装置 - Google Patents
一种隧道施工照明装置 Download PDFInfo
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CN108799906A (zh) * | 2018-03-30 | 2018-11-13 | 宁夏中科天际防雷研究院有限公司 | 一种照射角度可调的建筑工地用照明灯 |
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CN108799906A (zh) * | 2018-03-30 | 2018-11-13 | 宁夏中科天际防雷研究院有限公司 | 一种照射角度可调的建筑工地用照明灯 |
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CB03 | Change of inventor or designer information |
Inventor after: Cheng Zhikang Inventor after: Liang Xuefeng Inventor after: Li Qiansheng Inventor after: Yang Xiaolong Inventor after: Liu Guanghui Inventor before: Liang Xuefeng Inventor before: Li Qiansheng Inventor before: Yang Xiaolong Inventor before: Liu Guanghui |
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CB03 | Change of inventor or designer information | ||
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Effective date of registration: 20180404 Address after: 030006 Taiyuan high tech Development Zone, Shanxi province Venture Street, No. 19 Co-patentee after: SHANXI ROAD AND BRIDGE NO.2 ENGINEERING CO., LTD. Patentee after: Shanxi Road & Bridge Construction Group Address before: 030006 Taiyuan high tech Development Zone, Shanxi, No. 19 Venture Street, building 4 Patentee before: Shanxi Road & Bridge Construction Group |
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TR01 | Transfer of patent right |