| Patents for E04F 21 - Implements for finishing work on buildings (10,385) |
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| 02/02/1992 | CA2048284A1 Glass block spacing tool and method |
| 01/29/1992 | CN2094585U Concrete jet machine |
| 01/29/1992 | CN2094584U Wall rendering machine |
| 01/28/1992 | US5083375 Drywall cutting device |
| 01/27/1992 | CA2047797A1 Caulk and glazing tool |
| 01/23/1992 | WO1992001125A1 Removable surface coverings |
| 01/23/1992 | DE4022832A1 Template to apply facer bricks to walls - is made of plywood, metal or plastics with foam backed slots to hold the facers so that complete load is applied to wall in one operation |
| 01/22/1992 | EP0467835A2 Powder-actuated fastener driving tool |
| 01/22/1992 | EP0467834A2 Powder-actuated fastener driving tool |
| 01/22/1992 | EP0467679A1 Sealing method and apparatus |
| 01/15/1992 | CN1057878A Plastering machine |
| 01/08/1992 | EP0465394A1 Improved double wedge for laying tiles |
| 01/02/1992 | EP0463280A1 Vibrating machine for the laying of covering units, such as ceramic tiles, marble tiles or wood tiles for parquet flooring used in the building industry |
| 01/02/1992 | EP0463005A1 Safety support structure |
| 12/31/1991 | US5076521 Load platform for telescopic hoist |
| 12/31/1991 | US5075916 Tool for forming smooth caulked joints |
| 12/26/1991 | WO1991012215A3 Ferrocement composition, method of forming objects therefrom and apparatus for use in such a method |
| 12/19/1991 | DE4019257A1 Smoothing trowel for building work - is detachable from flange for turning or replacement |
| 12/17/1991 | US5073077 Multi-directional lifting and handling attachment for a boom-type vehicle |
| 12/12/1991 | WO1991019065A1 Handling device |
| 12/03/1991 | US5069739 Automatic flexible seal fitting machine, suitable for fitting glazing unit and window seals |
| 12/03/1991 | US5069610 Drywall finishing tool adapter |
| 12/03/1991 | US5069390 Manually adjustable spray applicator |
| 11/28/1991 | WO1991017964A1 Pair of pincers |
| 11/28/1991 | DE4016310A1 Beisszange Beisszange |
| 11/27/1991 | CN2089491U Coating roll with separate tube |
| 11/26/1991 | US5067889 Seam knife for dry wall |
| 11/26/1991 | US5067761 Masonry hawk |
| 11/21/1991 | EP0456911A1 Mixer-transport apparatus for floor mortar and the like |
| 11/21/1991 | EP0358648B1 Abrasive blasting apparatus |
| 11/13/1991 | EP0456435A1 Wallboard taping process and apparatus therefor |
| 11/13/1991 | EP0456430A1 Tiling trowel |
| 11/12/1991 | US5063720 PVC unit assembly joints |
| 11/05/1991 | US5062738 Roller screed |
| 10/30/1991 | CN2087653U Coater for wall surface |
| 10/30/1991 | CN2087652U Bulge detector of building decorative facing layer |
| 10/29/1991 | US5061172 Apparatus for forming a decorative impression in a moldable material |
| 10/29/1991 | US5060343 Tool handle |
| 10/29/1991 | CA1291470C Safety support structure |
| 10/24/1991 | DE4110749A1 Mounting rail for profiled planks - has claws in which planks are held by next ones inserted |
| 10/22/1991 | US5059067 Method for forming a curved interior profile to a cementitious material |
| 10/22/1991 | US5058348 Method and apparatus for forming a path for a screeding means |
| 10/22/1991 | US5058275 Chisel |
| 10/22/1991 | US5058254 Backer-rod installation tool |
| 10/22/1991 | CA2040553A1 Screed rail |
| 10/16/1991 | CN2086770U Tool for laying wooden floor |
| 10/15/1991 | US5057002 Bead shaper |
| 10/15/1991 | US5056753 Safety support structure |
| 10/08/1991 | US5054830 Shovel |
| 10/08/1991 | US5054658 Mortar dispenser |
| 10/01/1991 | US5052756 Jetting of pressurized water from nozzle |
| 09/19/1991 | DE4008626A1 Brickwork pointing tool head - has spring-loaded, hemispherical, smoothing tool sliding and tilting on nozzle tube |
| 09/18/1991 | CN2084958U Cleaning machine for floor |
| 09/17/1991 | US5049218 Magnetic support & transport system |
| 09/17/1991 | US5048806 Door hanging aid |
| 09/17/1991 | US5048190 Rectangular hole cutter |
| 09/17/1991 | CA1288969C Kit of hand-held tools for making a patterned impression in a cementitious material |
| 09/14/1991 | CA2012108A1 Process for sealing basements and buildings against radon gas |
| 09/05/1991 | DE4006759A1 Equipment for casting plaster floor - comprises anchoring fillet locating on floor and vertically extending threaded bolts |
| 09/05/1991 | DE4006358A1 Tiles covering for floor - uses tiles located on spacer maintaining free space between them and floor |
| 08/28/1991 | CN2083607U Three-board profile trowel |
| 08/28/1991 | CN2083606U Wall whitewashing jointing ruler |
| 08/27/1991 | US5042772 Mirror aligning device |
| 08/27/1991 | US5042543 Door hinge template for use with a router |
| 08/27/1991 | US5042221 Apparatus for applying wall covering and wall covering |
| 08/22/1991 | DE4005083A1 Inserting fastening bolts in cladding panels - using guide bush and torque limited nut runner to expand bolt sleeve into hole |
| 08/21/1991 | EP0231263B1 Concrete finishing machine having counterbalanced blade pitch adjustment apparatus |
| 08/20/1991 | US5040400 Power actuated tool for installing metal corner strip |
| 08/14/1991 | EP0441455A1 Flat finishing box apparatus comprising interchangeable heads |
| 08/14/1991 | EP0441391A2 Method of forming three dimensional patterns |
| 08/13/1991 | WO1991012215A2 Ferrocement composition, method of forming objects therefrom and apparatus for use in such a method |
| 08/13/1991 | US5039249 Apparatus for screening and trowelling concrete |
| 08/13/1991 | US5039017 Portable texturing machine |
| 08/13/1991 | US5038544 Method and apparatus for sealing building exterior perforations |
| 08/13/1991 | US5038527 Suction-hood for facade-cleaning |
| 08/13/1991 | CA2075708A1 Method, apparatus and composition |
| 08/08/1991 | WO1991011572A1 A panel lifting device |
| 08/08/1991 | WO1991011559A1 Method, device and spacer plug for indication of a surface above a base |
| 08/08/1991 | DE4102525A1 Method of constructing outer wall of chimney - uses template to place mortar in required positions |
| 08/07/1991 | CA2009545A1 Method of countersinking and flaring an opening in a work piece and an apparatus therefor |
| 07/25/1991 | DE4001877A1 Device for applying sealing strip to window pane - has finger with spring-loaded roller to press strip into place |
| 07/23/1991 | US5033564 Power riding trailer for an implement |
| 07/17/1991 | EP0436595A1 Method and apparatus for forming a path for a screeding means |
| 07/16/1991 | US5031886 Portable framing aid |
| 07/10/1991 | EP0436412A1 Method of rehabilitating manholes by custom lining/relining |
| 07/10/1991 | EP0435898A1 Machine for handling floor-covering elements |
| 07/10/1991 | CN2080538U Pointing device for building |
| 07/09/1991 | US5029552 Container attachment device for applying plaster or cement to a tape |
| 07/09/1991 | US5029394 Router template assembly for use in hanging different sized doors |
| 07/09/1991 | CA1285787C Apparatus for laying tiles or the like |
| 07/05/1991 | CA2007266A1 "corner finishing member for drywall panels" |
| 07/03/1991 | CN2080082U Rotor tide type concrete jet machine |
| 07/02/1991 | US5028169 Epoxy floor finishing method and machine |
| 07/02/1991 | US5027494 Method of adjustably applying tension to a garage door |
| 06/26/1991 | CN1052526A Fluid actuated cornerbead crimping tool |
| 06/25/1991 | US5025607 Apparatus to aid in the installation of doors |
| 06/25/1991 | US5025520 Combined tool and method for using same |
| 06/20/1991 | DE3941152A1 Injecting mortar into joints - involves holding mortar in pressurised vessel which is connected to injector |
| 06/19/1991 | EP0432456A2 Fluid actuated cornerbead crimping tool |
| 06/18/1991 | US5024384 Improved spray apparatus for concrete finishing machines |