CN211446559U - 一种桥梁防撞钢护筒 - Google Patents
一种桥梁防撞钢护筒 Download PDFInfo
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- CN211446559U CN211446559U CN201921793999.4U CN201921793999U CN211446559U CN 211446559 U CN211446559 U CN 211446559U CN 201921793999 U CN201921793999 U CN 201921793999U CN 211446559 U CN211446559 U CN 211446559U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
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CN201921793999.4U CN211446559U (zh) | 2019-10-24 | 2019-10-24 | 一种桥梁防撞钢护筒 |
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CN201921793999.4U CN211446559U (zh) | 2019-10-24 | 2019-10-24 | 一种桥梁防撞钢护筒 |
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CN211446559U true CN211446559U (zh) | 2020-09-08 |
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Denomination of utility model: A kind of bridge anti-collision steel casing Effective date of registration: 20210514 Granted publication date: 20200908 Pledgee: Bank of Communications Co.,Ltd. Hunan Branch Pledgor: HUNAN CEBO TRAFFIC ENGINEERING Co.,Ltd. Registration number: Y2021980003645 |
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Denomination of utility model: A bridge anti-collision steel casing Effective date of registration: 20220426 Granted publication date: 20200908 Pledgee: Bank of Communications Co.,Ltd. Hunan Branch Pledgor: HUNAN CEBO TRAFFIC ENGINEERING CO.,LTD. Registration number: Y2022430000028 |
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Denomination of utility model: A type of anti-collision steel casing for bridges Effective date of registration: 20230619 Granted publication date: 20200908 Pledgee: Bank of Communications Co.,Ltd. Hunan Branch Pledgor: HUNAN CEBO TRAFFIC ENGINEERING CO.,LTD. Registration number: Y2023980044351 |
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