ZHONG KE SAN HUAN

Magnets; magnetic materials and devices, namely, [ blank magnetic data carriers, blank magnetic discs, blank magnetic disks, ] electromagnetic apparatus used to generate or measure magnetic fields, electronic control circuits for use in demagnetizing magnetic chucks, magnetic and electromagnetic coils, magnetic compasses, magnetic cores, magnetic object detectors, [ magnetic pens, ] magnetic powders; [ computer peripheral devices; cabinets for loudspeakers; surveying apparatus and instruments, namely, surveying chains, surveyors' levels; ] apparatus and instruments for physics, namely, magnetometer; electroplating machines