金融界2025年7月26日消息,国家知识产权局信息显示,常州恒大四佛管道科技有限公司取得一项名为“一种塑料管材同步牵引装置”的专利,授权公告号CN223147709U,申请日期为2024年07月。专利摘要显示,本实用新型公开了一种塑料管材同步牵引装置,涉及牵引装置技术领域,包括用于牵引塑料管材的牵引机、用于观察牵引机工作的可视口和用于保持塑料管材的直线型和稳定性的牵引履带,所述牵引机前侧开设有呈...
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