Damper construction and spring

Deformable insulating panel for a goods-handling door, and a doo

Device for connecting the flexible curtain of a door and its hau

Device for facilitating the folding of a raisable curtain

Device for guiding a door with flexible roller shutter

Device for sealing guiding slideways for a handling door

Device for the internal shading of glass areas with a hanging me

Device for transmitting a drive force between a flexible element

Diagonal bracing for lead post of folding partition

Door

Door and window coverings employing longitudinally rigid vanes

Door and window coverings employing longitudinally rigid vanes

Door and window ornamental article positioning device

Door as well as method for assembling a door

Door, preferably for industrial buildings

Double window shade assembly with independent shade movement

Double window shade assembly with independent shade movement

Double-curtain rapid-opening door

Double-layer drape

Double-walled pleated curtain