CN220982234U - 一种管道长度测量仪器 - Google Patents
一种管道长度测量仪器 Download PDFInfo
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- CN220982234U CN220982234U CN202321064834.XU CN202321064834U CN220982234U CN 220982234 U CN220982234 U CN 220982234U CN 202321064834 U CN202321064834 U CN 202321064834U CN 220982234 U CN220982234 U CN 220982234U
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- 238000000034 method Methods 0.000 description 5
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- A Measuring Device Byusing Mechanical Method (AREA)
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CB03 | Change of inventor or designer information |
Inventor after: Ma Zhijian Inventor after: Wu Congzhuo Inventor after: Zhuang Xu Inventor after: Liu Jian Inventor after: Zhao Lu Inventor after: Nie Jianhui Inventor after: Zhang Xiaohui Inventor before: Liu Jian Inventor before: Zhao Lu Inventor before: Nie Jianhui Inventor before: Zhang Xiaohui |
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CB03 | Change of inventor or designer information | ||
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Effective date of registration: 20240704 Address after: Room 302, Building 15, Longgang Second Village, Wuzhong District, Suzhou City, Jiangsu Province 215000 Patentee after: Ma Zhijian Country or region after: China Address before: Room 406, Unit 3, Building 11, No. 14 Yuandong Street, Dongchangfu District, Liaocheng City, Shandong Province, 252000 Patentee before: Liu Jian Country or region before: China |
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TR01 | Transfer of patent right |