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扬州长柏申请用于金属板加工的等距电阻点焊装置专利,避免板材因 ...
金融界2025年8月1日消息,国家知识产权局信息显示,扬州长柏金属制品有限公司申请一项名为“一种用于金属板加工的等距电阻点焊装置”的专利,公开号CN120395081A,申请日期为2025年06月。
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