Patent Applicant:范之国
                    Disigner of the Invention:王大千,王昕,高隽
                    Type of Patent:Invent
                    State of Patent:Authorized patents
                    Authorization number:ZL201810113638.4
                    Service Invention or Not:no
                    Application Date:2018-02-05
                    Authorization Date:2021-11-12
                    First Author:宋燕