IS:281-1991. Indian standard mild steel sliding door bolts for use with padlock-specification.
Bureau of Indian Standards[BIS]
IS:281-1991. Indian standard mild steel sliding door bolts for use with padlock-specification. - New Delhi Bureau of Indian Standards 1991 - 6p.
IS CODE / B.I.S
IS:281-1991. Indian standard mild steel sliding door bolts for use with padlock-specification. - New Delhi Bureau of Indian Standards 1991 - 6p.
IS CODE / B.I.S