Precast skeleton spatial monolithic structure
Precast units for constructing cooling towers and the like
Prefabricated building
Prefabricated building panel and method
Prefabricated building panel assembly
Prefabricated wall or ceiling assembly
Premise wiring system for frame structures
Prestressed concrete boiler closure
Prestressed concrete pressure vessel and method for making such
Prestressed concrete pressure vessels
Prestressed concrete pressure vessels with increased pressure-re
Prestressed concrete structure, a method of producing this struc
Process for making a false ceiling and false ceiling made by car