Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signaling, checking, life-saving and teaching apparatus and instruments, namely data processing equipment in the nature of smart controller devices to measure, collect, use, distribute and control data; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling the distribution or use of electric current

Filters made of fiber for water filtration; Water filtration and purification units and replacement cartridges and filters therefor; Water filtration apparatus for the deionization of water; Water purification and filtration apparatus