Two-ply flooring having a cross-grain bottom ply
Two-sheet folding wall or folding door of laminar elements
Two-shell telescopic element
Two-way architectural structural system and modular support...
Tying bar for concrete joints
Tying device for tying a wood framing structure to a masonry wal
Tying device for tying wooden members to masonry and concrete st
Type of building, method and means for erecting it