E whakaaturia ana a David Ou ki Best Designs of the World, me ngā whakatutukitanga: Ngā hoahoa whai tohu: 1, i ngā kāwai: Hoahoa Pūkaha Hua me te Hoahoa Hangarau.
Ngā hoahoa nā David Ou
Hoahoa Pūkaha Hua me te Hoahoa Hangarau Forcemech Ultralite G20 PRO Foldable Power Wheelchair nā David Ou
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