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Disigner of the Invention:陈玉乾,郭昆,赵世龙
Type of Patent:发明专利
State of Patent:授权
Application Number:CN201911098947.X
Authorization number:CN110822475A
Number of Inventors:4
Service Invention or Not:no
Application Date:2019-11-12
Publication Date:2020-02-21
Authorization Date:2021-05-11
First Author:范育新