CN206157782U - 一种埋地式通信设备间用人孔盖 - Google Patents
一种埋地式通信设备间用人孔盖 Download PDFInfo
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- CN206157782U CN206157782U CN201621180207.2U CN201621180207U CN206157782U CN 206157782 U CN206157782 U CN 206157782U CN 201621180207 U CN201621180207 U CN 201621180207U CN 206157782 U CN206157782 U CN 206157782U
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CN201621180207.2U CN206157782U (zh) | 2016-10-27 | 2016-10-27 | 一种埋地式通信设备间用人孔盖 |
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CN201621180207.2U CN206157782U (zh) | 2016-10-27 | 2016-10-27 | 一种埋地式通信设备间用人孔盖 |
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CN206157782U true CN206157782U (zh) | 2017-05-10 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112267982A (zh) * | 2020-11-19 | 2021-01-26 | 飞潮(上海)环境技术有限公司 | 一种新型通风防雨人孔盖 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112267982A (zh) * | 2020-11-19 | 2021-01-26 | 飞潮(上海)环境技术有限公司 | 一种新型通风防雨人孔盖 |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 100007 Beijing, Dongzhimen, North Street, No. 9, No. Co-patentee after: China Petroleum Pipeline Engineering Co.,Ltd. Patentee after: CHINA NATIONAL PETROLEUM Corp. Address before: 100007 Beijing, Dongzhimen, North Street, No. 9, No. Co-patentee before: China Petroleum Pipeline Engineering Co.,Ltd. Patentee before: China National Petroleum Corp. |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20190912 Address after: 100007 Beijing, Dongzhimen, North Street, No. 9, No. Co-patentee after: China Petroleum Pipeline Engineering Co.,Ltd. Patentee after: CHINA NATIONAL PETROLEUM Corp. Co-patentee after: CHINA PETROLEUM PIPELINE ENGINEERING Corp. Address before: 100007 Beijing, Dongzhimen, North Street, No. 9, No. Co-patentee before: China Petroleum Pipeline Engineering Co.,Ltd. Patentee before: CHINA NATIONAL PETROLEUM Corp. |