Economical steel roof truss
Elements for constructing a three-dimensional structure
Elements to erect female and male blanking dies for a die...
Elongate structural member comprising a zigzag web and two...
Elongated integral truss brace
End bearing construction for truss
End fitting for crossarm brace
End part for a vehicle longitudinal beam
Equilateral derrick structure
Equipment support for a metal building
Equipment support for a metal building
Expandable and collapsible structures including split...
Expandable pallet for space station interface attachments
Expandable-retractable portable structure
Expanded metal products
Expansion clip on a ceiling runner
Expansion-resistive construction chair for use with...
Extensible reinforcing bar assembly and clip
Extruded upper beam slab bolster for use in construction
Fabricated beam