Cross bracing for wooden structures
Cross tee end joint for suspended ceiling system
Crossarm brace for utility pole
Cube-shaped profile element and profile strip therefor
D-section structural tubes
Damper frame construction
Deck covering system
Deck plate
Deck spacer
Decking beam assembly
Decking system
Decorative grille structure
Decorative molding
Deflection clip
Demountable frames
Deployable and retractable space frame
Deployable geodesic truss structure
Deployable structure with modular configuration consisting...
Deployable triangular truss beam with orthogonally-hinged...
Deployable truss