[Class : 23] Fiberglass Yarn For Textile Use; Polytetrafluoroethylene Yarns For Textile Use; Polytetrafluoroethylene Threads For Textile Use; Polytetrafluoroethylene Yarn For Textile Use; Polytetrafluoroethylene Thread For Textile Use; Yarn Of Polytetrafluoroethylene For Textile Use; Thread Of Polytetrafluoroethylene For Textile Use; Yarns Of Polytetrafluoroethylene For Textile Use; Threads Of Polytetrafluoroethylene For Textile Use; Yarns Made Of Polytetrafluoroethylene For Textile Use; Yarn Made Of Polytetrafluoroethylene For Textile Use; Thread Made Of Polytetrafluoroethylene For Textile Use; Threads Made Of Polytetrafluoroethylene For Textile Use; Heat Stable Threads; Heat Stable Yarns; Heat Stable Yarns And Threads;