L-bead: a leak prevention system for stucco surfaces

Labor-saving lift cord winding mechanism for blind

Laborsaving venetian blind

Ladder cords for venetian blinds

Ladder operated covering with fixed vanes for architectural...

Ladder-type insulating strut for a composite profile for...

Laminated glazing and means for its peripheral sealing

Laminated glazing pane

Laminated multilayer insulating glass and spacer for the...

Laminated muntin bar and method and apparatus

Large vehicle entrance door safety system and method

Latch engaged removable mullion assembly

Latch for a pulling rope

Latch for restraining railroad car doors

Lateral connection member of a partition for a bathing-or...

Lateral restraint for a moveable partition, moveable...

Lateral sliding sash

Leakproof framed panel curtain wall system

Leanto with roll-up door

Length adjustable bottomrail for venetian type blind