Metal building materials, in particular profiles, pipes, plates, sheets and films for windows, doors, gates, staircases, balconies, facades, roof lights, solar collectors and frames; metal windows, metal doors, in particular sliding doors, metal gates, metal step ladders, metal partitions for building, metal facade panels for construction purposes, conservatories being transportable buildings of metal, metal canopies, metal frames and prefabricated building components in the nature of metal t...

Fuels; Fuels from biological sources; Biomass fuel; Fossil fuel substitutes, namely, biofuels; Renewable fuels

PIEZOELECTRIC GENERATORS AND ELECTRICAL GENERATORS