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School Sign:第一单位

Disigner of the Invention:周振中,鲁岩,王世林,孔一璇

Type of Patent:国内

State of Patent:专利授权

Application Number:201811202710.7

Service Invention or Not:no

Application Date:2018-10-16

Authorization Date:2021-09-28

First Author:Cheng Gang

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