CN209490929U - 密度调控装置及系统 - Google Patents
密度调控装置及系统 Download PDFInfo
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- CN209490929U CN209490929U CN201920185954.2U CN201920185954U CN209490929U CN 209490929 U CN209490929 U CN 209490929U CN 201920185954 U CN201920185954 U CN 201920185954U CN 209490929 U CN209490929 U CN 209490929U
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CN201920185954.2U CN209490929U (zh) | 2019-02-11 | 2019-02-11 | 密度调控装置及系统 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109833969A (zh) * | 2019-02-11 | 2019-06-04 | 天津中新智冠信息技术有限公司 | 密度调控装置及系统 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109833969A (zh) * | 2019-02-11 | 2019-06-04 | 天津中新智冠信息技术有限公司 | 密度调控装置及系统 |
CN109833969B (zh) * | 2019-02-11 | 2024-02-06 | 天津中新智冠信息技术有限公司 | 密度调控装置及系统 |
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Address after: 300450 Tianjin Binhai New Area Tianjin Zhongsheng Eco-city West of Zhongcheng Avenue and South of Zhongbin Avenue Eco-construction Apartment Building 8, Room 1,137 Co-patentee after: Tianjin Meiteng Technology Co.,Ltd. Patentee after: TIANJIN ZHONGXIN ZHIGUAN INFORMATION TECHNOLOGY Co.,Ltd. Address before: 300450 Tianjin Binhai New Area Tianjin Zhongsheng Eco-city West of Zhongcheng Avenue and South of Zhongbin Avenue Eco-construction Apartment Building 8, Room 1,137 Co-patentee before: Tianjin Meiteng Technology Co.,Ltd. Patentee before: TIANJIN ZHONGXIN ZHIGUAN INFORMATION TECHNOLOGY Co.,Ltd. |
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AV01 | Patent right actively abandoned | ||
AV01 | Patent right actively abandoned | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20191015 Effective date of abandoning: 20240206 |
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AV01 | Patent right actively abandoned |
Granted publication date: 20191015 Effective date of abandoning: 20240206 |