ALAM LESTARI UNGGUL, PT DKI Jakarta Coated Electrodes of Base Metal, for Electric Arc-Welding, Richard T. Tamboto nikkosteel@cbn.net.id (62-21) 6190268, 5402323 www.nikkosteel.com (62-21) 6195321, 5408249 Jl. Daan Mogot Km. 13,2 Cengkareng, Jakarta Barat