74282988
Jun 9, 1992
Feb 22, 1994
[showers,] water heaters for domestic use [, bath heaters, furnaces, hot plates, bath tubs, solar collectors, ventilating hoods for aspiring kitchen smoke, refrigerators, freezers, electric ovens for domestic use, microwave ovens, heat pumps, space heaters for domestic use, clothes dryers, wash hand basins]
Environmental Control Apparatus