Maaz Sheikh, Yasir Ali Hashmi & Anas Ahmed Khan Laser Engraving Machine - Karachi: UIT, 2013 Standard No.: 12B-17-EL, 12B-20-EL & 13B-44-EL Subjects--Personal Names: Electrical Engineering Subjects--Topical Terms: Bachelor of Engineering (BE) Dewey Class. No.: 621.35072 MAA