CN215369797U - 塔架式液压抽油机 - Google Patents
塔架式液压抽油机 Download PDFInfo
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- CN215369797U CN215369797U CN202120465084.1U CN202120465084U CN215369797U CN 215369797 U CN215369797 U CN 215369797U CN 202120465084 U CN202120465084 U CN 202120465084U CN 215369797 U CN215369797 U CN 215369797U
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CN202120465084.1U CN215369797U (zh) | 2021-03-04 | 2021-03-04 | 塔架式液压抽油机 |
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Inventor after: Liu Yiliang Inventor after: Liu Yichen Inventor after: Liu Yihe Inventor after: Sun Jiaxing Inventor after: Liu Guoguang Inventor after: Liu Wenhao Inventor before: Liu Yiliang Inventor before: Liu Yichen Inventor before: Liu Yihe Inventor before: Sun Jiaxing Inventor before: Yu Fazhen Inventor before: Liu Guoguang Inventor before: Liu Wenhao |