Inverters; Accumulators; Solar-powered battery chargers; Solar panels for the production of electricity

WASTE WATER TREATMENT PLANTS-NAMELY, UNITS FOR SUBJECTING WASTE WATER TO ULTRASONIC VIBRATIONS AND APPARATUS FOR OZONATING THE WASTE WATER

Acoustical absorbing material, namely, acoustic insulation for use in automobile and transportation industry

Acoustical absorbing material, namely, acoustic insulation for use in the automobile and transportation industry