| Patents for E06B 9 - Screening or protective devices for openings, with or without operating or securing mechanisms; Closures of similar construction (37,808) |
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| 03/06/1991 | CN2072584U Multi-functional protecting door |
| 03/05/1991 | US4997022 Roller doors |
| 03/05/1991 | CA1280962C2 Method and apparatus for mounting and sealing honeycomb insulation material |
| 03/05/1991 | CA1280957C Method and apparatus for producing expandable honeycomb material |
| 03/05/1991 | CA1280939C Insulating assembly for window openings |
| 02/28/1991 | DE3928259A1 Window component - has integral ducting and filtration built into frame posts, and contains roller sunblind assembly |
| 02/27/1991 | EP0414417A1 Venetian blinds and method of manufacture |
| 02/27/1991 | EP0414161A1 Bottom slat of roller shutter |
| 02/27/1991 | CN2072146U Mosquito preventing screen window with vertical opening feature |
| 02/27/1991 | CN2072145U Foldable screen door and window with pushing and pulling features |
| 02/27/1991 | CN2072144U Louvered anti-theft steel screen door |
| 02/27/1991 | CN2072143U Anti-theft door with double lock |
| 02/27/1991 | CN2072142U Safety door with shoe cabinet |
| 02/27/1991 | CN2072141U Three-folding seven-supporting point door for anti-theft |
| 02/27/1991 | CA2023797A1 Process for the removal of cholesterol and cholesterol esters from egg yolk |
| 02/26/1991 | US4995440 Rolling shutter for wall or roof openings, especially in connection with turnable roof window |
| 02/21/1991 | WO1991002135A1 Supporting bracket and headrail for a window blind |
| 02/21/1991 | WO1991002134A1 Safety roller blinds with spaceable slats for windows and doors |
| 02/21/1991 | DE3933772A1 Roll fronted cabinet with flexible covering - has blind of transverse laths interconnected by threads and concealed by flexible outer facing layer |
| 02/21/1991 | DE3927080A1 Winding device with tubular winding shaft - has bearing body with hollow cylindrical recess for holding pin |
| 02/20/1991 | EP0413443A1 Venetian blinds |
| 02/20/1991 | EP0413125A2 Roller shutter for furniture |
| 02/20/1991 | CN2071698U Automatic positioning screen rolling device |
| 02/20/1991 | CN2071697U Automatic light shielding device |
| 02/20/1991 | CN2071696U Light-penetration and heat-insulation dual-purpose plastic window curtain |
| 02/20/1991 | CN2071695U Adjustable theft-proof shutter |
| 02/20/1991 | CN2071694U Rotary collapsible grill door |
| 02/20/1991 | CN2071693U Combined lock type theft-proof door |
| 02/19/1991 | US4993469 Device for protection from the sun |
| 02/19/1991 | US4993468 Window with automatic screen |
| 02/19/1991 | US4993187 Screen and frame |
| 02/19/1991 | US4993131 Method and apparatus of infinitely sizing a mini blind |
| 02/19/1991 | CA1280353C Shower curtain holder |
| 02/18/1991 | CA2023450A1 Goods-handling door comprising a raisable curtain with anti-flapping thrust means |
| 02/14/1991 | DE4011747A1 Flexible coupling for laminated curtain - has plate bolts divided in sectors by slots, passing axially through plate bores |
| 02/14/1991 | DE3926101A1 Roller blind support assembly - has central slot insert, secured by clip adaptable to any insert shape |
| 02/13/1991 | EP0412857A1 Device assisting in the plying of a raisable screen |
| 02/13/1991 | EP0412714A2 Roller screen unit |
| 02/13/1991 | CN2071245U Semi-automatic rolling screen door |
| 02/13/1991 | CN2071244U Hollow window rod with emamelled protection layer |
| 02/12/1991 | CA1280067C Honeycomb structure |
| 02/12/1991 | CA1280066C Blinds |
| 02/07/1991 | DE3925695A1 Motor operated separating curtain for halls and theatres - has guide rollers and switch prevent cables from tangling when curtain hits obstacle |
| 02/07/1991 | DE3925002A1 Switching arrangement for motor powered roller blind - has limit switches operated by stops moved by lead screw assembly |
| 02/06/1991 | EP0411344A1 Roller shutter for furniture |
| 02/06/1991 | CN2070806U Light mesh window |
| 02/06/1991 | CN2070805U Stainless against burglary door |
| 02/05/1991 | US4989952 Transparent light deflecting panel for daylighting rooms |
| 02/05/1991 | US4989309 Blade binding cord guiding arrangement for venetian blind making machine |
| 01/31/1991 | DE3933266A1 Controlling electromotor for folding roller shutter - sensing torque and and reversing before shut=off to prevent damage from obstruction or jamming |
| 01/30/1991 | EP0410699A2 Motor-driven roll screen |
| 01/30/1991 | EP0410364A2 Roller shutter for windows, doors or similar |
| 01/30/1991 | EP0410134A2 Drive for roller shutters |
| 01/30/1991 | EP0409890A1 Titanium silicide-coated glass windows. |
| 01/30/1991 | EP0302074B1 A device in roll-up doors |
| 01/30/1991 | CN2070350U Horizontal open theft-proof protective door |
| 01/30/1991 | CN2070347U Theft-proof alarm foldable door |
| 01/29/1991 | US4987943 Wedging assembly for sealing an edge of a window shade |
| 01/23/1991 | EP0409786A1 Universal device for rolling up cords, cables and similar |
| 01/23/1991 | EP0409486A1 Vertical louver venetian blind having contoured longitudinal edge louvers |
| 01/23/1991 | CN2069917U Automatic rolling screen with a blumb |
| 01/23/1991 | CN2069916U Attraction closed screen window |
| 01/23/1991 | CN2069915U Upper support of blind |
| 01/23/1991 | CN2069914U Length and width adjustable blind |
| 01/23/1991 | CN2069913U Door or window with movable grilles against burglary |
| 01/22/1991 | US4986343 Thermal insulating shade |
| 01/22/1991 | US4986332 Fastening track assembly for fabric wallcoverings |
| 01/22/1991 | US4986331 Closure openable and closable by a drive for an aperture, such as a door or gate, comprising interhinged slats |
| 01/22/1991 | US4986329 Window covering assembly with discrete positioning feature and method of use |
| 01/20/1991 | CA2020850A1 Vertical louver venetian blind having contoured longitudinal edge louvers |
| 01/17/1991 | DE4021262A1 Grill protecting window from break-in - is constructed from metal bars and tubes which fit one in another |
| 01/16/1991 | EP0246284B1 Door safety bar |
| 01/16/1991 | CN2069476U Elastic clamping strip capable of holding window gauze of steel sash |
| 01/16/1991 | CN2069475U Split combination type screen window leaf |
| 01/16/1991 | CN2069474U Windproof and dust proof door and window |
| 01/16/1991 | CN2069473U Automatic control curtain for car |
| 01/16/1991 | CN2069472U Safety door with catching burglar function |
| 01/16/1991 | CN2069471U V shape theft-proof safety interior door |
| 01/15/1991 | US4984619 Top of a stairway |
| 01/15/1991 | US4984617 Enveloped blind assembly using independently actuated slats within a cellular structure |
| 01/13/1991 | WO1991000950A1 Security grill |
| 01/13/1991 | CA2059630A1 Security grill |
| 01/10/1991 | WO1991000408A1 Suspension and actuation systems for specialty window shades |
| 01/10/1991 | DE3920656A1 Actuating mechanism for roller shutter - is mounted outside opening which is covered by shutter |
| 01/10/1991 | DE3920479A1 Mounting of housing for roller of roller shutter - uses grooved mounting plate to hold roller support plate |
| 01/10/1991 | DE3920217A1 Mounting of roller for actuating belt of roller shutter - by means of bracket which fits in hollow block |
| 01/10/1991 | DE3920200A1 Roller shutter with telescopic shaft for actuating roller - has compression spring to hold roller in actuating position |
| 01/09/1991 | CN2069016U Alarm steel door against burglary |
| 01/09/1991 | CN2069015U Safety door against burglary |
| 01/09/1991 | CN2069014U Pull wire type safety door with automatic roller blinds |
| 01/09/1991 | CN2069013U Domestic safety door |
| 01/09/1991 | CN2069012U Alarm door against burglary |
| 01/09/1991 | CN2069011U Multi-purpose and safe door |
| 01/08/1991 | US4982776 Cord lock for a venetian blind or a shade |
| 01/08/1991 | CA1278742C Vertically drawn shower curtain |
| 01/02/1991 | EP0405869A2 Roll-up door construction |
| 01/02/1991 | EP0405519A2 Sealing ledge for roller doors |
| 01/02/1991 | EP0405093A2 Apparatus configured for maintaining a barrier in a position against a trans-barrier force less than a predetermined magnitude |
| 01/02/1991 | EP0405059A2 Door with driving motor |
| 01/02/1991 | CN2068575U Rollijg screen door |