Filed: June 6, 2014 Scientific experiment and study kits for home, school or laboratory use comprised of microscopes, microscope slides, barometers… Owned by:ZENG, BIN Serial Number:86302151
Filed: July 13, 2017 Incubators for bacteria culture; Laboratory centrifuges; Magnifying lenses; Microscopes; Ovens for laboratory use; Scales… Owned by:ZENG, BIN Serial Number:87527469