Acoustical sound proofing material and methods for...
Adjustable camber truss
Adjustable roofing support spacer apparatus and erection method
Arch forming assembly
Beam and truss structure for a canopy
Beam member having an adjustable curvature
Biarch-framing member for arched structures
Building element
Building truss
Building truss
Building truss having a connector with an integral mounting...
Bus frame for a motor bus
Chord truss roof structure
Chord with inwardly depending ends and ridge connection system
Collapsible building truss
Collapsible metal truss
Collapsible roof truss utilizing an opposed flange roof hinge
Composite gambrel roof truss with prefabricated truss components
Concrete accepting wall structure with adjustable curvature
Conservatory roof construction