79361691
Oct 19, 2022
Apr 2, 2024
ANHUI CHANGGENG OPTICS TECHNOLOGY CO. LTD.
Active Trademark
Optical lenses; optics, namely, magnifying glasses; optical apparatus and instruments, namely, lenses for cameras; cinematographic cameras; photographic cameras; surveying apparatus and instruments; optical communication equipment, namely, optical transmitters; magnifying lenses, namely, magnifying peepholes for doors; spectacles
Electrical and Scientific Apparatus