IS 12740 : 1989 HOUSEHOLD SEWING MACHINES - STAND - SPECIFICATION ICS 687.053[ 621-229.4] LMD 18
1. Scope
1.1 This standard lays down the requirements for stand, a treadle driving equipment, used with common type tables of sewing machines for household purposes.
2. REFERENCES
210 : 1978 Grey iron castings (third revision)
1570 : Part 2 : 1979 Schedules for wrought steels: Part 2 Carbon steel (unalloyed steel)