Calculating machines; Calculators; Calculators and calculating machines; Computer keyboard controllers; Computer keyboard keycaps; Computer keyboards; Computer terminals, keyboards and document printers; Keyboard and print out apparatus for use with computers; Keyboard covers; Mouse pads; Covers for computer keyboards; Disposable keyboard covers; Electronic calculators; Pocket calculators; Rotating lights; Traffic-light apparatus

Microscope condensers; Microscope objectives; Mouse pads; Telescopes; Telescopic sights; Cover glass for microscope slides; Electronic signaling mechanism, namely, a train control system used in the railway industry for detecting and controlling trains, ground faults, broken rails, power failures, track switches and lights; Laboratory equipment, namely, microscope slides; Operating microscope stands; Prisms; Radio receivers and transmitters for monitoring and controlling light emitting diodes...