Premanufactured structural elements
Pressure relief panel assembly
Prestressed concrete
Prestressed concrete beam
Prestressed concrete beams with wooden inserts and method of...
Prestressed concrete cores for embedment in concrete structures
Prestressed concrete method and apparatus
Prestressed concrete slab reinforcing means
Prestressed concrete structure, a method of producing this...
Prestressed concrete structures and methods for making same
Prestressed construction element of composite structure and...
Prestressed girder and method of making it
Prestressed reinforcing unit for concrete
Prestressed vertically laminated beam of wood and method of...
Prestressed, segmented concrete beam
Prestressing anchor arrangement
Prestressing anchorage system for fiber reinforced plastic...
Prestressing elements coated with plastics material,...
Prestressing of concrete by means of reinforcing tube
Prestressing of concrete structures