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3748801 PREFABRICATED GIRDER CHANNEL FOR VENTILATION HEATING OR AIR CONDITIONING OF THE INDUSTRIAL HALLS  
An air-diffuser girder is formed by a pair of laterally adjacent reinforced-concrete main beams and a thin sheet spanning their lower longitudinal edges. The crosspieces of the main-beams are...
3734550 BUILDING CONSTRUCTION ASSEMBLY  
A building construction assembly including a first elongated structural member having a longitudinally disposed keyway having a base wall and a pair of sidewalls projecting from the base wall....
3702045 ARRANGEMENT IN OR RELATING TO A TERRACE FLOOR AND A METHOD FOR THE PRODUCTION OF SAME  
An arrangement of a terrace floor in front of a set back story of a building, which floor is provided with a layer of thermal insulation underneath. A waterproof layer is arranged between the...
3690086 WALL CONSTRUCTION  
A method of erecting the whole or a portion of a building comprising erecting a temporarily weather-proof wall structure including wall members and glazing, and attaching water-proof outer...
3686813 WALL COVERING DEFINING A CONTINUOUS VENTILATING CONDUIT  
A wall shingle consisting of a profiled panel having at an upper, horizon edge means for fixing the panel to a wall. At the lower edge, the shingle has means for complementary connecting to a...
3668829 FOOTING TILE FOR TRANSVERSE FLOW OF SEEPAGE  
A transverse tile, preferably of molded material, to be embedded transversely in the concrete of a foundation footing to convey seepage water from an exterior drain tile to an inner drain tile. A...
3664254 MODULAR ROOF SYSTEM  
A modular system for providing a roof structure for new and old buildings and designed for the containment of air curtain door systems, heating, cooling, ventilating and make-up air equipment and...
3656268 DRAINAGE WALL SYSTEM AND METHOD OF ERECTING SAME  
A drainage wall system and method of erecting same which may be constructed substantially along property lines without encroachment exteriorly of the property lines and without requiring thick...
3613323 FORM AND DRAIN TILE  
3583121 RIGID RETICULATED BAR JOIST SYSTEM  
A rigid bar joist system reticulated in plan view and comprising two sets of bar joists, the joists of each set being in vertical planes, parallel, spaced transversely and said sets being...
3577904 SUSPENDED CEILING INTEGRATED AIR DISTRIBUTION SYSTEM  
A plurality of air distribution subassemblies, each having spaced sidewalls defining an air distribution passage therebetween, are mounted in a linear array transversely of a plurality of...
3570206 MONOLITHIC CONCRETE SLAB CONSTRUCTION  
3562982 WALL AND FOUNDATION DRAIN SYSTEM  
3550332 CONSTRUCTION SYSTEM AND CONCRETE STRUCTURAL MEMBER THEREFOR  
3543458 MONOLITHIC FLOOR STRUCTURE WITH AIR PASSAGES  
3543669 VENTILATING CEILING CONSTRUCTION  
3503165 PREFABRICATED LIGHT WEIGHT PANELS OF CEMENTITIOUS MATERIAL  
3500596 BUILDING OF PREFABRICATED SECTIONS  
3492935 VENTILATING CEILING  
3488906 INSULATED CURTAIN WALL CONSTRUCTION WITH A GUTTER FLANGE AND MEANS OF EGRESS  
3488905 BUILDING ROOF STRUCTURE  
3465654 DRAIN DEVICE  
3455071 CONCRETE CEILING PLATE  
3455076 ROOFING MEMBRANE WITH FIBROUS REINFORCING MATERIAL  
3435573 BUILDING FACING MADE OF WEATHER-RESISTANT FACE PLATES  
3427775 INSULATED STRUCTURAL BARRIER  
3426487 BASEMENT DRAINAGE SYSTEM  
3423895 ROOF STRUCTURE  
3415023 Prefabricated buildings and panels utilizable in constructing same  
3412513 Plate-like sound-absorbing structural element preferably having two outer plate-shaped members  
3410038 Wall-joining section member  
3387420 Ventilating covering element for built-up roofing  
3386217 Static modular ventilating unit  
3380219 Unit-mounting and circulationsealing frame  
3378247 Division wall for soaking pits  
3369336 Insulated wall structure  
3354598 Ventilating ceiling and suspension grid therefor  
3353316 Panel-covered structures  
3352076 Airflow grid structure for air distribution through metal lath and plaster ceilings  
3344569 Basement drain conduit  
3343323 Wooden siding vent  
3343474 Building with a vent device  
3343310 Overhead ceiling structure with an integral fixture assembly  
3338013 Ventilated panel construction  
3336705 Flush panel stringer assembly  
3332185 Method and apparatus for waterproofing basements  
3328933 Wall panels  
3323266 Building including l-shaped tiles, air inlets and air outlets  
3320969 Nuclear containment vessels  
3318056 Ventilating wall construction with stud location indicators