CN212483139U - 一种波纹管硬度检测装置 - Google Patents
一种波纹管硬度检测装置 Download PDFInfo
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- CN212483139U CN212483139U CN202022749321.5U CN202022749321U CN212483139U CN 212483139 U CN212483139 U CN 212483139U CN 202022749321 U CN202022749321 U CN 202022749321U CN 212483139 U CN212483139 U CN 212483139U
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GR01 | Patent grant | ||
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
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Denomination of utility model: A hardness testing device for corrugated pipe Effective date of registration: 20221017 Granted publication date: 20210205 Pledgee: Postal Savings Bank of China Limited by Share Ltd. Weifang branch Pledgor: Shandong Huiling New Material Technology Co.,Ltd. Registration number: Y2022980018501 |
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Date of cancellation: 20231212 Granted publication date: 20210205 Pledgee: Postal Savings Bank of China Limited by Share Ltd. Weifang branch Pledgor: Shandong Huiling New Material Technology Co.,Ltd. Registration number: Y2022980018501 |