SPEED FAB-CRETE

PREPARATION, ERECTION AND REPAIR OF PREFABRICATED BUILDINGS AND COMPONENTS-NAMELY, OFFICE BUILDINGS, WAREHOUSE, SERVICE BUILDINGS, SCHOOLS, GYMNASIUMS, SHELTERS, CONCRETE UMBRELLAS, [ INVERTIBLE PARABOLOIDS, CUPOLAS, CONCRETE BUILDING BLOCKS, ] PANELS OF VARIOUS SIZES FOR FENCES, ROOFS, INTERMEDIATE FLOORS AND CEILINGS, RETAINING WALLS, RAMPS, BRIDGE FLOORS, AND BRIDGE ABUTMENTS