IS:3438-1994. Indian standard silvered glass mirrors for general purposes-specification (Second revision).
Bureau of Indian Standards[BIS]
IS:3438-1994. Indian standard silvered glass mirrors for general purposes-specification (Second revision). - New Delhi Bureau of Indian Standards 1994 - 8p.
ENG
IS Code / I.S.I
IS:3438-1994. Indian standard silvered glass mirrors for general purposes-specification (Second revision). - New Delhi Bureau of Indian Standards 1994 - 8p.
ENG
IS Code / I.S.I