A Positioning and Quantitative Capped Eyedropper

Release time:2016-04-25

Affilication of Author(s):Xiangya School of Nursing

Teaching and Research Group:Department of Community Nursing

School Sign:Central South University

Patent Applicant:唐四元

Disigner of the Invention:唐四元

Type of Patent:Utility models

State of Patent:Authorized patents

Authorization number:ZL 201220077244.6

Service Invention or Not:no

Authorization Date:2012-11-07

First Author:唐四元