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Affilication of Author(s):中国科学技术大学

Disigner of the Invention:Xin Fang,李丰,douxiankang

Patent description:实用新型

Application Number:201820915265.8

Number of Inventors:4

Service Invention or Not:no

Publication Date:2019-01-22

Authorization Date:2019-01-22

First Author:litao