00584pamaa2200169 4500 0000036246 20110126090000.0 [ nil ] TK145 LAU 2003 LAU HUNG JING A Detecting Walking Stick for Blind Person by Lau Hung Jing. 2. Adjustable Table Module by Ng Chok Hsuan. 3. Automatic Pet Feeder by Lee Jia Chern. Nilai: INTI College Malaysia, April 2003. Numbers 1 - 3. Diploma in Mechanical Engineering Project paper -- Engineering Ng Chok Hsuan Lee Jia Chern