Dome kit, structure and method
Door clip
Door corner joint with force transfer block
Door frame
Door frame construction
Door frame for metal buildings
Door leaf or casing frame and process for its manufacture
Door panel and method of forming same
Door system
Doorjamb assembly with extruded plastic components
Doorjamb assembly with extruded unitary molding and stop members
Double-layered wooden arch truss
Dowel member for reinforcing concrete structures
Dual threaded fastener and metal component assembly
Earthquake and weather resistant, fail-safe construction block
Earthquake resistant building construction and method
Earthquake resistant equipment rack
Earthquake resistant structure utilizing a confinement reinforci
Easily formable grid for windows and the like
Easy-to-assembly patio construction