CN210348061U - 松紧调节装置及带有该松紧调节装置的头戴显示设备 - Google Patents
松紧调节装置及带有该松紧调节装置的头戴显示设备 Download PDFInfo
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CN113970015A (zh) * | 2021-10-25 | 2022-01-25 | 中船动力研究院有限公司 | 一种可调角度连接块 |
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CN113970015A (zh) * | 2021-10-25 | 2022-01-25 | 中船动力研究院有限公司 | 一种可调角度连接块 |
CN113970015B (zh) * | 2021-10-25 | 2023-08-11 | 中船动力研究院有限公司 | 一种可调角度连接块 |
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Effective date of registration: 20201020 Address after: 261031 north of Yuqing street, east of Dongming Road, high tech Zone, Weifang City, Shandong Province (Room 502, Geer electronic office building) Patentee after: GoerTek Optical Technology Co.,Ltd. Address before: 266104 Laoshan Qingdao District North House Street investment service center room, Room 308, Shandong Patentee before: GOERTEK TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20221228 Address after: 266104 No. 500, Songling Road, Laoshan District, Qingdao, Shandong Patentee after: GOERTEK TECHNOLOGY Co.,Ltd. Address before: 261031 north of Yuqing street, east of Dongming Road, high tech Zone, Weifang City, Shandong Province (Room 502, Geer electronics office building) Patentee before: GoerTek Optical Technology Co.,Ltd. |