CN211328066U - 一种攀岩下降自动保护器 - Google Patents
一种攀岩下降自动保护器 Download PDFInfo
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CN110585678A (zh) * | 2019-10-15 | 2019-12-20 | 青岛亿和海丽安防科技有限公司 | 一种攀岩下降自动保护器 |
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CN110585678A (zh) * | 2019-10-15 | 2019-12-20 | 青岛亿和海丽安防科技有限公司 | 一种攀岩下降自动保护器 |
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Effective date of registration: 20201225 Address after: 266000 North Building, No. 2 Dasha Road, North District, Qingdao City, Shandong Province Patentee after: QINGDAO HUAKAI OCEAN SCIENCE AND TECHNOLOGY Co.,Ltd. Address before: 266000 North Side of Shuangyuan Road, Jinghongtan Street, Chengyang District, Qingdao City, Shandong Province Patentee before: QINGDAO YIHE HAILI SAFE GUARDING TECHNOLOGIES Co.,Ltd. |
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Effective date of registration: 20220218 Address after: 266000 North Side of Shuangyuan Road, Jinghongtan Street, Chengyang District, Qingdao City, Shandong Province Patentee after: QINGDAO YIHE HAILI SAFE GUARDING TECHNOLOGIES Co.,Ltd. Address before: 266000 North Building, No. 2 Dasha Road, North District, Qingdao City, Shandong Province Patentee before: QINGDAO HUAKAI OCEAN SCIENCE AND TECHNOLOGY Co.,Ltd. |
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