9 Scientific and measuring apparatus and instruments, namely, fluid and signal sensors for measuring magnetic fields, electric current sensors, magnetic and electromagnetic signal receivers, magnetic and electromagnetic signal transmitters; scanners, data processors, signal converters, electrodes, electric and magnetic coils, amplifiers, electric current detectors, electric current transducers, electrophoresis apparatus not for medical purposes, magnetic field generators and magnetic stimulation for use in neuroscience laboratory research; teaching apparatus and instruments, namely, computers and prerecorded digital storage media featuring information in the field of medical engineering and medicine including CD-ROMs, magneto-optical drives, hard disc driven for use in connection with the foregoing digital storage media; cameras, video-cameras, overhead projectors, televisions, videotape recorders and players, electronic books in the field of medical engineering and medicine; data processors and computers; measurement devices, namely, semiconductors, magnetic field detectors and sensors for measuring magnetic fields, magnetic resistance sensors for measuring magnetic fields electric field sensors for measuring, electromagnetic fields, all the foregoing goods being for use by brain research centers and hospitals specializing in brain research and diagnosing and treating patients by magnetic stimulation