IS:4990-1981. Indian standard specification for plywood for concrete shuttering work.
Bureau of Indian Standards[BIS]
IS:4990-1981. Indian standard specification for plywood for concrete shuttering work. - New Delhi Bureau of Indian Standards 1990 - 16p.
ENG
IS Code / B.I.S
IS:4990-1981. Indian standard specification for plywood for concrete shuttering work. - New Delhi Bureau of Indian Standards 1990 - 16p.
ENG
IS Code / B.I.S