CN207393169U - 一种方便清洗的试采工具 - Google Patents
一种方便清洗的试采工具 Download PDFInfo
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- CN207393169U CN207393169U CN201820261229.4U CN201820261229U CN207393169U CN 207393169 U CN207393169 U CN 207393169U CN 201820261229 U CN201820261229 U CN 201820261229U CN 207393169 U CN207393169 U CN 207393169U
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CN201820261229.4U CN207393169U (zh) | 2018-02-14 | 2018-02-14 | 一种方便清洗的试采工具 |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN113882851A (zh) * | 2021-09-30 | 2022-01-04 | 于婷婷 | 具有压力测量功能的一般试采工具 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113882851A (zh) * | 2021-09-30 | 2022-01-04 | 于婷婷 | 具有压力测量功能的一般试采工具 |
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Effective date of registration: 20200804 Address after: 163000 Guangfeng street, Guangfeng District, Daqing, Heilongjiang Province, No. 23-2 Guangming Street Patentee after: DAQING HUAYU PETROLEUM MACHINERY MANUFACTURING Co.,Ltd. Address before: 163000, No. 4, North Road, torch village, Saertu District, Heilongjiang, Daqing Patentee before: DALIAN SHENGWEI MACHINERY MANUFACTURING Co.,Ltd. |
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TR01 | Transfer of patent right |
Effective date of registration: 20200819 Address after: 163000, No. 4, North Road, torch village, Saertu District, Heilongjiang, Daqing Patentee after: DALIAN SHENGWEI MACHINERY MANUFACTURING Co.,Ltd. Address before: 163000 Guangfeng street, Guangfeng District, Daqing, Heilongjiang Province, No. 23-2 Guangming Street Patentee before: DAQING HUAYU PETROLEUM MACHINERY MANUFACTURING Co.,Ltd. |
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