CN213980266U - 一种电力通信用安全隔离装置 - Google Patents
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Address after: 510000 room 406, building 2, No. 2, siyouyi Road, Yuexiu District, Guangzhou, Guangdong Province Patentee after: GUANGZHOU POWER COMMUNICATION NETWORKS CO.,LTD. Patentee after: China Southern Power Grid Big Data Service Co.,Ltd. Address before: 510030 4th floor, building 2, Zhujiang bin, siyouyima Road, Yuexiu District, Guangzhou City, Guangdong Province Patentee before: GUANGZHOU POWER COMMUNICATION NETWORKS CO.,LTD. Patentee before: Guangzhou suinengtong Energy Technology Co.,Ltd. |
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CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: 510000, Floor 12, Unit 3, Building 2, No. 11 Spectral Middle Road, Huangpu District, Guangzhou City, Guangdong Province Patentee after: China Southern Power Grid Digital Power Grid Group Information Communication Technology Co.,Ltd. Patentee after: China Southern Power Grid Big Data Service Co.,Ltd. Address before: 510000 room 406, building 2, No. 2, siyouyi Road, Yuexiu District, Guangzhou, Guangdong Province Patentee before: GUANGZHOU POWER COMMUNICATION NETWORKS CO.,LTD. Patentee before: China Southern Power Grid Big Data Service Co.,Ltd. |
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Effective date of registration: 20240103 Address after: 510000, Floor 12, Unit 3, Building 2, No. 11 Spectral Middle Road, Huangpu District, Guangzhou City, Guangdong Province Patentee after: China Southern Power Grid Digital Power Grid Group Information Communication Technology Co.,Ltd. Address before: 510000, Floor 12, Unit 3, Building 2, No. 11 Spectral Middle Road, Huangpu District, Guangzhou City, Guangdong Province Patentee before: China Southern Power Grid Digital Power Grid Group Information Communication Technology Co.,Ltd. Patentee before: China Southern Power Grid Big Data Service Co.,Ltd. |
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