CN204754885U - 一种抽油机动态节能装置 - Google Patents
一种抽油机动态节能装置 Download PDFInfo
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CN104989328A (zh) * | 2015-07-05 | 2015-10-21 | 中能世华(北京)节能科技有限公司 | 一种抽油机动态节能装置 |
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CN104989328A (zh) * | 2015-07-05 | 2015-10-21 | 中能世华(北京)节能科技有限公司 | 一种抽油机动态节能装置 |
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Effective date of registration: 20191212 Address after: 102600 401, floor 4, building 6, yard 3, Tiangui street, Daxing biomedical industry base, Zhongguancun Science and Technology Park, Daxing District, Beijing Patentee after: BEIJING WANNIANQING ENVIRONMENTAL FRIENDLY KITCHEN EQUIPMENT CO., LTD. Address before: 100176 Beijing City, Daxing District branch of Beijing economic and Technological Development Zone, 13 street, No. 18 Hospital Building No. 26 room 311 Patentee before: Zhongneng Shihua (Beijing) Energy Saving Technology Co., Ltd. |