71577328
Apr 18, 1949
Aug 21, 1951
INSULATING WALL-COVERING BLOCKS OF LIGHT WEIGHT CONCRETE, BUILDING SLABS, BUILDING BRICKS, CONCRETE BUILDING BEAMS, ARTIFICIAL STONES, PUMICE STONE CONCRETE, CONCRETE PILES, CONCRETE PILLARS, CONCRETE POSTS, CEMENT BRICKS, ROOFING TILES, CONCRETE ROOF COVERING MATERIALS, CONCRETE FLOORING CONSTRUCTIONS, CEMENT PIPES AND DRAINS
Vehicles