The Mysore Paints and Varnish Ltd (MPVL), Mysore.
India and Karnataka’s first and only factory manufacturing Indelible Ink (ink used to mark voters fingers during elections)
1937 . MPVL was established by Nalwadi Krishnaraja Wadiyar
1947. Converted as a PSU
1962. Supplying ink for the Lok Sabha, Assembly and local elections