Filed: August 30, 2016 Sphygmomanometers; Stethoscopes; Apparatus for the treatment of deafness, namely, hearing aids; Thermometers for medical… Owned by:Du Jiang Serial Number:87154731
Filed: February 16, 2022 Sphygmomanometers; Stethoscopes; Hearing aids; Pulse meters; Thermometers for medical purposes Owned by:Du Jiang Serial Number:97270853