标准号:PS 621-1975
中文标准名称:家用缝纫机用压纱杆规范(第1次修订)
英文标准名称:SPECIFICATION FOR PRESSER BAR FOR SEWING MACHINE FOR HOME USE (1st Revision)
发布日期:1975/1/1 12:00:00
实施日期:1999/12/31 12:00:00
适用范围: This Standard covers the requirements for prcsser bars for sewing machines for home use and does not cover prcsser bars for sewing machines for i〓d〓strial.and specal purposes.