[ 3D spectacles; Accelerometers; Calorimeters; ] Covers for tablet computers; [ Ear plugs for divers; Eye glass cords; Face masks for diving; GPS navigation device; ] Mouse pads; [ Nose clips for divers and swimmers; Pedometers; Power supply connectors and adaptors for use with portable electronic devices; Tool measuring instruments; ] Cases for smartphones; Covers for smartphones [ ; Data processing equipment, namely, couplers; Electric door bells; Gasoline gauges; Parking meters ]