74317258
Sep 23, 1992
Mar 22, 1994
information processing equipment; namely, computer software for antipollution and energy production, control and monitoring of installations for the treatment of spent waters, for the purification of combustion gas and for the treatment of delivery waters
Electrical and Scientific Apparatussteam boilers for heating and steam generating, coolers, refrigerators, dryers, ventilators and water pipes
Environmental Control Apparatus