Singapore Inventors' Development Association (SIDA) 新加坡发明协会
SIDA meeting on 15 Oct 2016, Sat 2pm
add-e: A motor attachment to your bike
Sep 09
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Recommended by Jason
Search: cooler, James Dyson Award, vaccine, William Broadway, 冷却器, 疫苗
20160909a2_vaccinecooler