Singapore Inventors' Development Association (SIDA) 新加坡发明协会
CaNibble: Metal cutting tool
GIPC International IP Index: Feb 2018 (Feb)
Oct 31
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Search: Cora, kitty hawk, airplane, 飞机
20181031A2_CoraKittyHawk
The drone concept used solves the plane crash problem.
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The drone concept used solves the plane crash problem.