CN209702031U - 一种具有变频器的智能电梯系统 - Google Patents
一种具有变频器的智能电梯系统 Download PDFInfo
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Effective date of registration: 20210111 Address after: 415000 Qingshan community, Deshan street, Changde economic and Technological Development Zone, Changde City, Hunan Province Patentee after: Hunan Xinrui Energy Technology Co.,Ltd. Address before: 523000 room 609, 6th floor, building D-1, University Innovation City, Xincheng Road, Songshanhu high tech Industrial Development Zone, Dongguan City, Guangdong Province Patentee before: DONGGUAN XINRUI ENERGY TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20220622 Address after: 523000 room 602, building 14, No. 7, Keji Avenue, Houjie Town, Dongguan City, Guangdong Province Patentee after: DONGGUAN XINRUI ENERGY TECHNOLOGY CO.,LTD. Address before: 415000 Qingshan community, Deshan street, Changde economic and Technological Development Zone, Changde City, Hunan Province Patentee before: Hunan Xinrui Energy Technology Co.,Ltd. |
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