CN212802614U - 一种侧面无吊点混凝土预制楼梯 - Google Patents
一种侧面无吊点混凝土预制楼梯 Download PDFInfo
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- CN212802614U CN212802614U CN202020565156.5U CN202020565156U CN212802614U CN 212802614 U CN212802614 U CN 212802614U CN 202020565156 U CN202020565156 U CN 202020565156U CN 212802614 U CN212802614 U CN 212802614U
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- 239000004567 concrete Substances 0.000 title claims abstract description 13
- 230000005389 magnetism Effects 0.000 claims description 3
- 239000011178 precast concrete Substances 0.000 claims description 2
- 238000001179 sorption measurement Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 5
- 238000009415 formwork Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
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CN202020565156.5U CN212802614U (zh) | 2020-04-16 | 2020-04-16 | 一种侧面无吊点混凝土预制楼梯 |
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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 |
Denomination of utility model: A concrete precast staircase without lifting points on the side Effective date of registration: 20220117 Granted publication date: 20210326 Pledgee: Shandong Rongcheng Rural Commercial Bank Co.,Ltd. Pledgor: WEIHAI FENG HUI BUILDING INDUSTRY SCIENCE AND TECHNOLOGY Co.,Ltd. Registration number: Y2022980000628 |
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Date of cancellation: 20230206 Granted publication date: 20210326 Pledgee: Shandong Rongcheng Rural Commercial Bank Co.,Ltd. Pledgor: WEIHAI FENG HUI BUILDING INDUSTRY SCIENCE AND TECHNOLOGY Co.,Ltd. Registration number: Y2022980000628 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A precast concrete staircase without lifting points on the side Effective date of registration: 20231218 Granted publication date: 20210326 Pledgee: Shandong Rongcheng Rural Commercial Bank Co.,Ltd. Pledgor: WEIHAI FENG HUI BUILDING INDUSTRY SCIENCE AND TECHNOLOGY Co.,Ltd. Registration number: Y2023980072230 |
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