Structure of venetian blind
Swinging plug door
Swinging-sliding door for vehicles
Swivel shutter assembly
Swivel shutter assembly
Toggle bar and shutter
Toggle connector for shutter control bar
Train door apparatus
Transit vehicle door
Transit vehicle door control apparatus
Transmission for adjustable sashes in door-or window frames
Two motor arrangement for a door operator
Upwardly-acting door structure
Vehicle door construction
Vehicle window regulator mechanism
Ventilator device having a control which operates a lamella unit
Vertical window blind
Window assembly
Window blind
Window blind systems