| Patents for E04C 3 - Structural elongated elements designed for load-supporting (14,327) |
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| 02/15/1990 | DE3926359A1 Roller shutter housing with U=shaped cross=section - has top and side wall(s) with stiffening members, spaced transversely along housing longitudinal axis |
| 02/08/1990 | WO1990001092A1 Wooden structure, and a roller press for producing the structure |
| 02/08/1990 | WO1990001091A1 Structural member and process for forming same |
| 01/30/1990 | US4896818 Method of fabricating light-weight sections |
| 01/25/1990 | WO1990000653A1 A beam intended for cooperation with beton |
| 01/23/1990 | US4895351 Tension-compression stay with fiber-reinforced synthetic resin material strut |
| 01/23/1990 | US4894964 Building structure and method |
| 01/23/1990 | US4894898 Method of making castellated beams |
| 01/23/1990 | EP0259479A4 Cold roll-formed structures and method and apparatus for producing same. |
| 01/17/1990 | EP0351243A1 An extendible structural beam |
| 01/10/1990 | EP0350139A2 A method for forming a composite structural member |
| 01/10/1990 | EP0209584B1 Roof structure |
| 01/09/1990 | US4891927 Joint for connecting wooden beams to each other, and the use of the joint in roof truss structures |
| 01/02/1990 | US4890437 Segmented arch structure |
| 01/02/1990 | US4890429 Building truss |
| 12/27/1989 | EP0179838B1 Method of manufacturing lightweight structural profile |
| 12/26/1989 | US4888934 Beam structure |
| 12/21/1989 | DE3820606A1 Brick element for a self-supporting roller-blind casing in the form of an upside-down U and roller-blind casing of this type and process for the production thereof |
| 12/19/1989 | US4887406 Structural member for buildings |
| 12/13/1989 | EP0345620A2 Concrete beam with t-beam form |
| 12/13/1989 | EP0345275A1 Improvements in or relating to elongate hollow structural members. |
| 12/12/1989 | US4885892 Composite beams |
| 12/06/1989 | EP0345241A1 Method for producing a laminated section comprising a corrugated part, and installation therefor |
| 12/06/1989 | EP0345125A1 Composite article comprising a central core wrapped in a cover, and its uses |
| 12/06/1989 | EP0344505A1 Wooden coffering girder |
| 12/05/1989 | CA1263514A1 Fabricated open web steel joist, and manufacture thereof |
| 11/23/1989 | DE3817236A1 Junction connection for frameworks consisting of bamboo |
| 11/16/1989 | WO1989011011A1 Composite building element |
| 11/16/1989 | DE3911687A1 Half frame for three-hinge frame |
| 11/15/1989 | EP0342114A1 Assembly consisting of an exterior building wall such as a roof covering or cladding and a metal rail section for supporting the same |
| 11/15/1989 | CN2047688U Steel-pipe concrete pillar with high strength |
| 11/09/1989 | DE3814589A1 Method and apparatus for producing glued wood constructions |
| 11/09/1989 | DE3812329A1 Element for floors |
| 10/31/1989 | US4876836 Support and attachment system for long-span beams |
| 10/18/1989 | EP0337378A1 Decorative column for dwellings and similar buildings as well as method for their manufacturing |
| 10/18/1989 | EP0337120A1 Composite structural beam |
| 10/17/1989 | US4873810 Elements having a multi-directional cellular structure whose inertia may vary, and methods of manufacture |
| 10/11/1989 | CN1005422B Method of producing contaminant restraining booms and the like |
| 10/10/1989 | US4872299 Key clip support member |
| 10/04/1989 | EP0335321A1 Adaptive architectural cover panel system |
| 09/27/1989 | EP0334565A1 A composite frame comprising a vertical door portion and an inclined window portion |
| 09/27/1989 | EP0333827A1 Process for manufacturing beams with single or multiple castellation, and castellated beams thus obtained |
| 09/26/1989 | CA1260669A1 Reticular structure |
| 09/26/1989 | CA1259813A1 Composite, pre-stressed structural member and method of forming same |
| 09/26/1989 | CA1259808A1 Concrete filled steel tube column and method of constructing same |
| 09/20/1989 | EP0332882A1 Sheet steel girder |
| 09/20/1989 | EP0332735A1 Prefabricated steel shed |
| 09/12/1989 | US4864797 Concrete filled tube column and method of constructing same |
| 09/07/1989 | DE3822446A1 Load-bearing element |
| 09/06/1989 | EP0331317A2 Lighting support |
| 09/05/1989 | US4862667 Metal structural fastener/stiffener with integral prongs |
| 09/05/1989 | US4862653 Building for particulate material |
| 08/23/1989 | EP0328986A1 Composite girder incorporated in the floor |
| 08/23/1989 | EP0328544A1 A beam |
| 08/22/1989 | CA1258564A1 Nailing plate for the production of compound supports, and compound support |
| 08/08/1989 | US4854104 Roof truss assembly |
| 08/01/1989 | US4852325 Reinforced bead |
| 08/01/1989 | US4852322 Wooden I-beam with integrated insulating foam |
| 07/27/1989 | DE3813418A1 Process for improving the bending-in strength of the legs of profiles, for example C-profiles and/or U-profiles |
| 07/27/1989 | DE3801660A1 Junction piece for connecting the ends of lattice load-bearing members |
| 07/27/1989 | DE3800701A1 Reinforced-concrete saddleback-truss for building construction |
| 07/26/1989 | EP0325221A1 Truss structure |
| 07/19/1989 | EP0324206A1 Structural beam with openings |
| 07/18/1989 | US4848053 Building construction assembly including a laminated support beam for a glazed structure |
| 07/05/1989 | CN1004714B Post-tensioned steel structure |
| 07/04/1989 | US4843777 Wooden synthetic beam |
| 07/04/1989 | US4843726 Stud alignment and positioning tool |
| 06/27/1989 | CA1256294A1 Method of producing contaminant restraining booms and the like |
| 06/21/1989 | EP0320803A2 Three-dimensional wooden work piece for use as a structural component |
| 06/21/1989 | EP0320745A1 Modular building structure and prefabricated components therefor and related methods |
| 06/20/1989 | US4840207 Apparatus for making wooden I-beams |
| 06/07/1989 | CN1033304A Roof truss and beam therefor |
| 06/06/1989 | US4836436 Method of manufacturing a fabricated open web steel joist |
| 06/06/1989 | US4835917 Membrane supported reroofing system |
| 05/31/1989 | EP0318450A1 An element for the construction of lattice webs for girders and like structural members, and a method for manufacturing such an element |
| 05/30/1989 | US4834585 Landscape timber building module |
| 05/30/1989 | US4833859 Composite beam |
| 05/30/1989 | US4833857 Spacer member for reinforcing steel |
| 05/23/1989 | US4831807 Profile open/fold-up truss |
| 05/23/1989 | US4831800 Beam with an external reinforcement system |
| 05/16/1989 | US4829736 Girder |
| 05/10/1989 | EP0315617A1 Mounting element |
| 05/10/1989 | CN1032831A Wall frame studs to provent the insulating fiber batts between studs from falling |
| 05/09/1989 | US4827688 Truss structure |
| 05/05/1989 | WO1989003921A1 Engineering structures |
| 05/05/1989 | WO1989003920A1 Sheet metal profile |
| 05/03/1989 | EP0314137A1 Landscape imber building module |
| 05/03/1989 | DE3735318A1 Apparatus for recovering energy in the case of load-bearing structures with active deformation monitoring (control) |
| 05/03/1989 | CN1032691A Special-shaped hollow column |
| 04/20/1989 | WO1989003464A1 Process for manufacturing beams with single or multiple castellation, and castellated beams thus obtained |
| 04/20/1989 | DE3734012A1 Structural body |
| 04/19/1989 | EP0312473A1 Elongated wooden element, particularly for the construction and/or decoration of buildings |
| 04/12/1989 | CN1032375A Concrete filled tube column and method of constructing same |
| 04/11/1989 | US4819400 Beam and method for the production thereof |
| 04/05/1989 | EP0163675B1 A lattice truss |
| 04/05/1989 | CN1032204A Method of building construction |
| 04/04/1989 | US4817356 Construction systems and elements thereof |
| 03/30/1989 | DE3731178A1 Load-bearing element |
| 03/28/1989 | US4815250 Use in a building roof structure |
| 03/22/1989 | EP0308038A1 Concrete filled tube column and method of constructing same |