CN109787683B - 一种无线环网应急电源光电转换设备 - Google Patents
一种无线环网应急电源光电转换设备 Download PDFInfo
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CN112422298B (zh) * | 2020-10-21 | 2022-10-18 | 武汉虹信科技发展有限责任公司 | Poe供电装置、方法及系统 |
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CN203279001U (zh) * | 2013-05-29 | 2013-11-06 | 北京实创上地科技有限公司 | 高清智能网络枪型摄像机 |
CN206331578U (zh) * | 2017-01-04 | 2017-07-14 | 路永明 | 一种基于无线扩频技术的低功耗遥测雨量系统 |
CN207869145U (zh) * | 2018-03-12 | 2018-09-14 | 深圳市矽赫科技有限公司 | 一种智控型光通信交换机装置 |
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CN203279001U (zh) * | 2013-05-29 | 2013-11-06 | 北京实创上地科技有限公司 | 高清智能网络枪型摄像机 |
CN206331578U (zh) * | 2017-01-04 | 2017-07-14 | 路永明 | 一种基于无线扩频技术的低功耗遥测雨量系统 |
CN207869145U (zh) * | 2018-03-12 | 2018-09-14 | 深圳市矽赫科技有限公司 | 一种智控型光通信交换机装置 |
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浅议FTTB设备的反向供电技术;张志启;《城市建设理论研究(电子版)》;20120521;全文 * |
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Denomination of invention: A photoelectric conversion equipment for emergency power supply of wireless ring network Effective date of registration: 20220301 Granted publication date: 20210608 Pledgee: China Co. truction Bank Corp Fujian self trade test district Fuzhou Branch Branch Pledgor: ZHONGFUTONG GROUP Co.,Ltd. Registration number: Y2022350000025 |
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Date of cancellation: 20230620 Granted publication date: 20210608 Pledgee: China Co. truction Bank Corp Fujian self trade test district Fuzhou Branch Branch Pledgor: ZHONGFUTONG GROUP Co.,Ltd. Registration number: Y2022350000025 |
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Denomination of invention: A photoelectric conversion device for emergency power supply in wireless ring network Effective date of registration: 20230809 Granted publication date: 20210608 Pledgee: China Co. truction Bank Corp Fujian self trade test district Fuzhou Branch Branch Pledgor: ZHONGFUTONG GROUP Co.,Ltd. Registration number: Y2023350000178 |
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