9 Scientific, optical, measuring, signaling, checking, supervision, control, display and regulating equipment, apparatus and instruments, namely, apparatus and instruments for conducting, switching, transforming, accumulating, regulating and controlling electric current for use with household appliances and in commercial kitchens and for professional laundries, namely, foil and tubular elements, namely, circuits for heat and electricity conduction, voltage regulators, potentiometers, thermal sensors, electronic components, namely, digital transmitters and optical data links; electric, electronic and mechanical switches and displays for motors, water heater controls, charging appliances for rechargeable equipment, all for controlling, supervising, limiting, and regulating power, time, liquid level, sound level and temperature for electrical devices and apparatus for warming, cooking, baking, grilling, deep frying, infusion of beverages, heating, ironing, washing, drying, dishwashing, ventilating, air conditioning, cooling, water heating, regulators, namely voltage regulators, actuators; apparatus, equipment and automatic machines, namely, thermostats and electric control panels for power, time and temperature regulation, monitoring, limiting and control for warming, cooking, baking, grilling, frying, beverage infusion, heating, ironing, washing, drying, dishwashing, ventilating, air conditioning, refrigerating, water-heating; contact and proximity switches for use for household appliances, proximity switches, namely, electronic motion sensitive switches and proximity sensors; touch screen displays for indicating set time and power, indicating working state and function, working conditions, working state and indication of functionability; magnetic switches for controlling, supervising, limiting, and regulating power, time, liquid level, sound level and temperature for electrical devices and apparatus for warming, cooking, baking, grilling, deep frying, infusion of beverages, heating, ironing, washing, drying, dishwashing, ventilating, air conditioning, cooling, water heating; electric and electronic apparatus and instruments for weighing, measuring, signaling and checking, supervision, namely, for electrical devices and apparatus for warming, cooking, baking, grilling, deep frying, infusion of beverages, heating, ironing, washing, drying, dishwashing, ventilating, air conditioning, cooling, water heating; electronic controls for cooking and baking apparatus, household apparatus and machines, all for controlling, supervising, limiting, and regulating power, time, liquid level, sound level and temperature for electrical devices and apparatus for warming, cooking, baking, grilling, deep frying, infusion of beverages, heating, ironing, washing, drying, dishwashing, ventilating, air conditioning, cooling, water heating; indicator lamps, set point indicators, operating state indicators, operating mode indicators and function indicators, all for household appliances and household machines, namely, system control panels for ovens, washers and dryers, freezers