9 Scientific apparatus and instruments, namely, spectrometers and parts and fittings therefor; Research apparatus and instruments, namely, dissecting instruments for scientific or research purposes; Navigation apparatus and instruments for vehicles; Surveying apparatus and instruments; Photographic apparatus and instruments, namely, slide or photograph projection apparatus; Cinematographic apparatus and instruments, namely, cinematographic machines and apparatus; Audiovisual apparatus and instruments, namely, audiovisual receivers; Optical apparatus and instruments, namely, optical inspection apparatus; Weighing apparatus and instruments; Measuring apparatus and instruments, namely, digitizers; Signaling apparatus and instruments, namely, sensing and signaling devices for measurement and quality control of materials processing by laser; Detecting apparatus and instruments, namely, infrared detection apparatus; Testing apparatus and instruments, namely, Semiconductor testing apparatus; Inspecting apparatus and instruments, namely, optical inspection apparatus; Life-saving apparatus and instruments, namely, life-saving rafts; Teaching apparatus and instruments, namely, teaching robots; Apparatus and instruments for recording, transmitting, reproducing or processing sound, images or data; Data processing apparatus; Satellites; Satellite apparatus, namely, micro satellite and CubeSat separation systems; Housings for electrical apparatus; Housings for satellites; Satellite interrupters; transportable satellites