Marker set for evaluating the development of infant’s communication ability and use thereof
AssigneeBeijing Sanyuan Foods Co., Ltd.
InventorsLijun CHEN, Minghui ZHANG, Weicang QIAO, Junying ZHAO, Ge JIA, Yan LIU, Yaling WANG, Qian LIU, Baoyu YANG
Life of this patent
Estimating the term…