CN209723205U - 一种浮动式可调堰门 - Google Patents
一种浮动式可调堰门 Download PDFInfo
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- CN209723205U CN209723205U CN201920184372.2U CN201920184372U CN209723205U CN 209723205 U CN209723205 U CN 209723205U CN 201920184372 U CN201920184372 U CN 201920184372U CN 209723205 U CN209723205 U CN 209723205U
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CN109723137A (zh) * | 2019-02-01 | 2019-05-07 | 北京清源华建环境科技有限公司 | 一种浮动式可调堰门 |
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Cited By (1)
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CN109723137A (zh) * | 2019-02-01 | 2019-05-07 | 北京清源华建环境科技有限公司 | 一种浮动式可调堰门 |
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Legal Events
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20210329 Address after: Room 107, building a, Lugu science and technology innovation and entrepreneurship Park, 1698 Lugu West Avenue, Changsha hi tech Development Zone, Hunan 410200 Patentee after: Hunan Qingyuan Huajian Environmental Technology Co.,Ltd. Address before: 100081 4th floor, block a, 48 Zhongguancun South Street, Haidian District, Beijing Patentee before: BEIJING AQUAROOT ENVIRONMENT TECHNOLOGY Co.,Ltd. |
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PE01 | Entry into force 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 floating adjustable weir gate Effective date of registration: 20221227 Granted publication date: 20191203 Pledgee: Bank of Changsha Limited by Share Ltd. science and Technology Branch Pledgor: Hunan Qingyuan Huajian Environmental Technology Co.,Ltd. Registration number: Y2022980028667 |