An-egg-cracking machine by Tjoeng Agus Santoso. 2. Auto flag raiser by Lim Kim Hin. 3. Conveyor trolley by Lee Chee Woei. 4. Design a conceptual tricycle by Wong Wee Keong. 5. Design a conversation kit to convert a hydraulic jack to a vertical ram byWu Jin Yoong. 6. Design a low - cost and power saving spining...

by TJOENG AGUS SANTOSO
Published 1999