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金融界汽车 on MSN
3 小时
重庆银雁科技取得一种汽车金属零件淬火池的投料装置专利,提升了 ...
金融界2025年2月1日消息,国家知识产权局信息显示,重庆银雁科技有限公司取得一项名为“一种汽车金属零件淬火池的投料装置”的专利,授权公告号CN 222411727 U,申请日期为2024年5月。
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