标准号:IS 3868-1966
发布日期:1967/1/1 12:00:00
实施日期:1999/12/31 12:00:00
适用范围:1.1 This standard specifies the requirements for two types of feed lifting rock shafts for sewing machines for household purposes.1.1.1 This standard does not deal with feed lifting rock shafts for sewing machines for industrial and other special purposes.