发明授权
EP0125787B1 Injection molding methods, injection molding apparatus and injection nozzle devices for use in molding multiple-layer articles, and multiple-layer injection molded articles 失效
注射成型方法,注射成型设备和注射喷嘴装置,用于模制多层文章和多层注射成型文章

Injection molding methods, injection molding apparatus and injection nozzle devices for use in molding multiple-layer articles, and multiple-layer injection molded articles
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