Tender For corrigendum : tender for supply of approval for purchase of spares for demper kogyo make level switches : :-- micro switch- level meter model- ls-mfbo , upper packing for indicator protn cover , lower packing for indicator protn cover , gasket p/n- 20 , lvl meter model- ls-mfbo , acrylic cover , lvl meter model- ls-mfbo , upper packing for pron cover , lvl meter , lower packing for pron cover , lvl meter