Door arrangement with right and left rabbet with surround and door leaf
EP0418629A1
Panels for a sectional door
DE4008813A1
Fluid bulkhead for rooms with flow level apertures - includes cut=off plate covering at least part of each wall apertures with seal parallel to floor
DE3047029A1
Fire door fire retarding inlay - is layered structure of heat insulating panels cemented by water-glass between metal skins
DE3037439A1
Segmented large garage door guiding system - has different dia. double rollers, and paired levers for running rollers
DE3010258A1
Garage swing door locking mechanism - has spring held side bolts swung out from frame by handle operated rods
DE2456233A1
Large layered fire screen sliding door - with bent edge sheet metal outer skins welded together and to frame
DE2462510A1
Sliding fire resistant door leaf - with even number of fire resistant panel layers between metal sheets
DE2420548A1
Fireproof door or other fire screen wall-sealing element - comprising self-supporting asbestos-cement panels encased in two concentric sheet metal boxes
