Machinery used by 'Titan' to manufacture 'Cricuit Boards' for watches was eligible for higher deprec

IT: Where assessee purchased semi-conductor devices such as Integrated Circuits and mounted piezo-electronic crystals which were fixed on board and they were interconnected to produce end products, i.e., ECBs, it could be said that assessee was engaged in semi-conductor industry and was entitled to high rate of depreciation of 40 per cent