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Chinese farmer granted patent for submarine

(chinadaily.com.cn) Updated: 2016-04-28 14:34

Chinese farmer granted patent for submarine

Zhang Shengwu navigates his homemade submarine on a river in Hanshan, east China's Anhui Province, April 27, 2016. [Photo/IC]

Zhang suddenly came up with the idea of building a homemade submarine in 2014, although that was dismissed by his wife as, "too hard, dangerous and costly." But Zhang decided not to give up and finally he managed to create a submarine for 5,000 yuan ($770) in two months.

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