9 electrical, electronic and mechanical switches, electrical controllers and electrical adjusters for the use in warming, cooking, baking, grilling, deep frying, infusion of beverages, heating, ironing, washing, drying, dishwashing, ventilating, air conditioning, cooling, warm water preparing and photocopying as well as sanitary installations; equipment, namely, switches, temperature limiters, temperature regulators, electrical egg timers, optical and acoustical temperature indicators, luminous temperature indicators, temperature indicators of set value, temperature indicators of working order, temperature function indicators, temperature indicators of working conditions, attenuation switches, contact switches, proximity switches, potentiometers, thermal sensors, thick film resistors used for heating purposes, electrical and electronic temperature indicators, optical and acoustical pressure indicators, temperature indicator-lamps, luminous temperature indicators, pressure indicators of set value, temperature indicators of working order, temperature function indicators, all for use in warming, cooking, baking, grilling, deep frying, infusion of beverages, heating, ironing, washing, drying, dishwashing, ventilating, air conditioning, cooling, warm water preparing and photocopying as well as sanitary installations; attenuation switches, contact switches, contactless switches and electrical controllers, magnetic switches, proximity switches, optical couplers for use in warming, cooking, baking, grilling, deep frying, infusion of beverages, heating, ironing, washing, drying, dishwashing, ventilating, air conditioning, cooling, warm water preparing and photocopying as well as sanitary installations; potentiometers, temperature sensors, thermo-relays, delay circuits, thick film circuits; measuring, controlling, warning, indicating and supervising devices, apparatus and instruments, namely, electrical controllers, optical and acoustical temperature indicators,thermometers, thermostats, temperature function indicators, temperature indicators of working order, temperature indicators of working conditions, all for the use in warming, cooking, baking, grilling, deep frying, infusion of beverages, heating, ironing, washing, drying, dishwashing, ventilating, air conditioning, cooling, warm water preparing and photocopying as well as sanitary installations