| Patents for E04F 21 - Implements for finishing work on buildings (10,385) |
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| 09/11/1990 | US4955545 Manually adjustable spray applicator |
| 09/11/1990 | US4955142 Deck spacing tool |
| 09/09/1990 | CA2010283A1 Automatic joint scaling machine, especially the exterior seal of a window casement |
| 09/04/1990 | US4953341 Spacers for laying tile and method of use |
| 09/04/1990 | CA1273502A1 Dual rotary trowel |
| 08/29/1990 | EP0384658A1 Adjustable support for use with metal keyway forms for above grade concrete slabs |
| 08/28/1990 | US4952104 Method of finishing the surface of a structure |
| 08/28/1990 | US4951876 Spray tip for a caulking tube |
| 08/28/1990 | US4951395 Drywall die-cutting for electrical outlet boxes |
| 08/28/1990 | CA1273219A1 Concrete finishing machine having counter-balanced blade pitch adjustment apparatus |
| 08/28/1990 | CA1273218A1 Wedging member for positioning geometrical-shape panels |
| 08/22/1990 | EP0383394A2 Tool assembly for use in the cutting of hinge patterns |
| 08/21/1990 | US4950101 Shaft coupling construction for a vibratory screed |
| 08/21/1990 | CA2005094A1 Adjustable support for use with metal keyway forms for above grade concrete slabs |
| 08/14/1990 | US4948054 Pneumatic drywall texture bazooka |
| 08/14/1990 | US4947594 Device for adjusting and fixedly securing window frames and door cases or the like in wall openings |
| 08/01/1990 | EP0379842A2 Device for applying paste fillers |
| 07/31/1990 | US4944366 Pneumatically operated scaffolding |
| 07/18/1990 | EP0378437A2 Method of applying a mortar material to a surface |
| 07/18/1990 | EP0378217A2 Brick with vertical hollow passages and method of erecting a sound insulation wall |
| 07/12/1990 | DE3900283A1 CNC apparatus of modular construction and usable in a mobile or stationary manner for the working of surfaces of any size with interchangeable effectors in accordance with the requirements |
| 07/11/1990 | EP0377376A1 Method for mounting a glass pane by glueing, device for performing said method and glass panes so applied |
| 07/10/1990 | US4939872 Honing machine with rotating plate having at least one head which does not rotate with respect to the plate |
| 07/10/1990 | CA1271341A1 Concrete floor finishing machine |
| 07/04/1990 | EP0213132B1 A method and machine for levelling concrete when casting large concrete areas |
| 07/03/1990 | US4937950 Spacing and holding device for horizontal siding |
| 06/27/1990 | EP0374160A1 Chisel |
| 06/26/1990 | US4936021 Adjustable support/spacer device for the construction industry |
| 06/20/1990 | EP0374117A2 Spray apparatus |
| 06/19/1990 | US4934596 Slurry distributor |
| 06/19/1990 | US4934439 Tension strut apparatus and method for an overhead garage door |
| 06/13/1990 | DE3941067A1 Lifting appts. with telescopic mast - has mast constructed with alternate lengths of round and square section tubes |
| 06/05/1990 | US4931008 Quick disassembly screed construction |
| 06/05/1990 | US4930225 Deck board spacer and nailing guide |
| 05/29/1990 | US4928916 Ceiling panel installation support with telescoping panel rest for ease of carrying |
| 05/29/1990 | US4928391 Carpet tile cutting machine |
| 05/23/1990 | EP0368892A1 Marker band and use thereof |
| 05/22/1990 | US4926519 Trowel |
| 05/17/1990 | DE3838364A1 Device for securing ceiling panels which are to be mounted overhead |
| 05/16/1990 | CN2057197U 手持式机械抹灰机 Handheld mechanical plastering machine |
| 05/15/1990 | US4925341 Replaceable cement-trowel blade trailing edge |
| 05/15/1990 | US4924642 Device for mounting doors and windows |
| 05/15/1990 | CA1268958A1 Screed rails |
| 05/09/1990 | CN1041983A Apparatus for cutting flexible materials |
| 05/02/1990 | EP0365707A1 Cleaning apparatus for façades and similar surfaces |
| 05/01/1990 | US4920651 For use with a pair of abutting pieces |
| 05/01/1990 | US4920647 Devices for the removal of caulk from existing caulked joints |
| 04/24/1990 | US4919604 Finishing tool |
| 04/24/1990 | US4919026 Apparatus for cutting flexible materials |
| 04/24/1990 | US4918890 Garage door antisag device |
| 04/24/1990 | US4918799 Method and apparatus for forming stringers for free-standing circular staircases |
| 04/17/1990 | US4917534 Epoxy floor finishing machine |
| 04/17/1990 | US4916790 Backer-rod installation tool |
| 04/12/1990 | DE3834311A1 Auxiliary device for mounting plates (panels) |
| 04/11/1990 | CN2055836U Dual-functional electric plastering device |
| 04/10/1990 | US4915769 Masking machine |
| 04/10/1990 | US4915610 Joint finishing tool |
| 04/10/1990 | US4915344 Quoin mold |
| 04/10/1990 | US4914822 For use with routers |
| 04/05/1990 | WO1990003483A1 Machine for handling floor-covering elements |
| 04/05/1990 | WO1990003478A1 Method and apparatus for forming a path for a screeding means |
| 04/04/1990 | CN2055514U Eletric bond gap plastering machine |
| 04/03/1990 | US4913766 Strip applicator |
| 04/03/1990 | US4913582 Adjustable pipe screed support |
| 03/27/1990 | US4911575 Power trowel control device |
| 03/27/1990 | US4910876 For an elongated carpenter's level |
| 03/22/1990 | WO1990002637A1 Apparatus for cutting flexible materials |
| 03/22/1990 | WO1990002610A1 Process and device for intermittently spraying a pasty composition |
| 03/21/1990 | EP0358721A1 Method and apparatus for forming a path for a screeding means. |
| 03/20/1990 | US4908952 Alignment and support device for tiles having reinforced gripping area |
| 03/14/1990 | EP0358631A1 Process and apparatus for intermittently spraying a pasty composition |
| 03/14/1990 | CN2054475U Electric dual-purpose machine for whitewashing and point-cracking |
| 03/13/1990 | US4907955 Drywall finishing tool |
| 03/07/1990 | CN2054058U Two-section water inlet jet nozzle of shotcrete machine |
| 02/28/1990 | CN2053564U Magic hand for spraying concrete |
| 02/27/1990 | US4904503 Rapid setting cementitious fireproofing compositions and method of spray applying same |
| 02/27/1990 | US4904111 Adjustable support for use with metal keyway forms for above grade concrete slab |
| 02/22/1990 | DE3828168A1 Feeding and metering device for discharging flowable, plastic and pasty two-component or multi-component compositions with adaptation to mixtures and mixture quantities |
| 02/20/1990 | US4901497 Fastener for form panels |
| 02/13/1990 | US4899459 Siding application tool |
| 02/13/1990 | US4899455 Tile squaring device |
| 02/13/1990 | US4899429 Screen installer tool |
| 02/08/1990 | DE3826307A1 Floor covering for a hall to be used for sports purposes, and floor elements suitable therefor |
| 02/07/1990 | EP0354069A2 Apparatus to aid in the installation of doors |
| 02/07/1990 | CN1039463A Painting device for pumping and sucking liquid materials |
| 01/16/1990 | US4893966 Lock apparatus for introducing dry granular materials into a pneumatic conveying conduit and spray gun for such materials |
| 01/16/1990 | US4893493 Mechanically powered crimping tool |
| 01/16/1990 | US4893451 Apparatus for laying tiles |
| 01/09/1990 | US4892439 Screed rail system |
| 01/09/1990 | US4892437 Tilting mechanism |
| 01/09/1990 | US4891888 Auxiliary tool for carefully levelling finishing floors |
| 12/28/1989 | WO1989012538A1 Tool for preparing joints or channels in a building construction |
| 12/28/1989 | DE3818990A1 Process and device for tiling panels |
| 12/27/1989 | CN1038324A Multipurpose machine for concrete wall pouring, brick wall bonding and plastering |
| 12/26/1989 | US4889459 Further improved overhead sheet-installation support tool |
| 12/26/1989 | US4888928 Tile mounting system |
| 12/21/1989 | DE3348156C2 Use of a panel, provided with load-bearing feet, for producing a cavity floor |
| 12/13/1989 | EP0345823A2 Screed rails |
| 12/07/1989 | DE3819245A1 Auxiliary mounting device for the production of ceiling and wall claddings and/or the laying of wooden floors with matched boards |
| 12/05/1989 | US4884938 Apparatus for handling large-sized articles |