Subject | French | English |
patents. | matériaux de construction non métalliques, tuyaux rigides non métalliques pour la construction, asphalte, poix et bitume, constructions transportables non métalliques, monuments non métalliques | building materials non metallic, non-metallic rigid pipes for building, asphalt, pitch and bitumen, non-metallic transportable buildings, monuments, not of metal |
patents. | tuyaux rigides non métalliques pour la construction | non-metallic rigid pipes for building |