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证券之星股票频道 on MSN
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长江电力获得实用新型专利授权:“一种变压器输油软管的固定装置”
证券之星消息,根据天眼查APP数据显示长江电力(600900)新获得一项实用新型专利授权,专利名为“一种变压器输油软管的固定装置”,专利申请号为CN202422553456.2,授权日为2025年7月22日。
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