Apparatus for measuring the concentration of gas, namely, gas sensors for measuring gas concentration for household appliances; air pollution measuring devices for household appliances; pollutant sensors for household appliances; electrostatic emission control devices, namely, electrostatic precipitators for household appliances; apparatus and instruments for accumulating and storing electricity, namely, electric accumulators; apparatus for activating batteries, namely, chargers for batteries; lithium secondary battery pack for household appliances; lithium-ion secondary batteries for household appliances; anodes for lithium-ion secondary batteries; cathodes for lithium-ion secondary batteries; lithium ion batteries; lithium secondary batteries; modules in the nature of battery packs for lithium secondary batteries for household appliances; lithium phosphate batteries; energy storage apparatus comprised of batteries; secondary cells batteries for household appliances; batteries for automobiles; rechargeable batteries; electrochemical cells and batteries for household appliances; electrical cells and batteries for household appliances.
Electrical and Scientific Apparatus