Lining-frame of latticework construction for galleries, tunnels
Linking and assembly block for profiled bars and assembly of bar
Linking frames constructions
Load transfer clip for roof panel support trusses
Load-resisting truss segments for buildings
Load-resisting truss segments for buildings
Locator for vertical reinforcing bars
Lock rod system for flooring grating and method for assembling s
Locking connection for supporting grid systems
Locking connection for suspension ceiling grid systems
Locking connector for suspension ceiling systems
Long span canopy frame connectors
Longitudinally divisible crane boom segment
Louvered ceiling
Louvered ceiling
Low leakage glazing system for space frame structures
Lumber-compatible lightweight metal construction system
Lumber-compatible lightweight metal construction system
Manufacture of trusses
Manufacture of trusses