| Patents for E04G 21 - Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work (22,137) |
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| 11/04/2004 | US20040218997 Panel installation apparatus and method |
| 11/04/2004 | US20040217255 Void forming and anchor positioning apparatus and method for concrete structures |
| 11/04/2004 | US20040216409 Bricklaying device |
| 11/04/2004 | US20040216403 Tie rod for a strip-type tension member, used in the building trade |
| 11/04/2004 | US20040216392 Partly retractable construction platform |
| 11/04/2004 | DE10318322B3 Stopping point for a cable protection for a roof comprises a tubular sleeve surrounding a holding rod tensioned between a base plate connected to a roof and a hanging eyelet |
| 11/04/2004 | CA2805544A1 Apparatus and method for improving the control of a concrete screed head assembly |
| 11/04/2004 | CA2521093A1 Masking machine |
| 11/03/2004 | CN2653045Y Multiple scraper mortar spreading device |
| 11/03/2004 | CN2652552Y Steel bar bundling device |
| 11/03/2004 | CN1543527A Mobile working machine provided with stability monitoring |
| 11/03/2004 | CN1174153C Distributing device for concrete |
| 11/02/2004 | US6811297 Vibrator having a core with soft sheath and apertures therethrough |
| 11/02/2004 | US6810628 Jointing device |
| 11/02/2004 | CA2361177C Tendon alignment assembly and method for externally reinforcing a load bearing beam |
| 11/02/2004 | CA2164625C Supporting element |
| 10/28/2004 | US20040216165 Surveillance system and surveillance method with cooperative surveillance terminals |
| 10/28/2004 | US20040211153 Modular retaining wall fall protection system |
| 10/28/2004 | US20040211151 Large composite structures and a process for fabricating large composite structures |
| 10/28/2004 | US20040211076 Adjustable measuring and pointing tool |
| 10/28/2004 | DE19938006B4 Auftragvorrichtung für ein Mörtelband A device for applying a strip of mortar |
| 10/27/2004 | EP1471192A1 Connecting device for concrete components |
| 10/26/2004 | US6808384 Internal vibration device with variable vibration amplitude |
| 10/26/2004 | US6807790 Ring beam/lintel system |
| 10/26/2004 | US6807745 Beam alignment and bracing apparatus and method for making sure |
| 10/21/2004 | WO2004090261A1 Device for assembling panel blocks |
| 10/21/2004 | WO2004090260A1 Multiple supporting element |
| 10/21/2004 | WO2004090259A1 Building apparatus |
| 10/21/2004 | US20040208080 Vibrator and related method |
| 10/21/2004 | US20040206019 Adjustable locator for assembly of trusses |
| 10/21/2004 | DE202004003739U1 Mounting device for wall panels is supported on one point on ceiling panel of floor beneath it or on floor slab of cellar, and one or more wall panels can be detachably held on connecting ring |
| 10/21/2004 | DE102004016026A1 Verankerungspfosten für eine Absturzsicherung Anchor post for a fall protection |
| 10/20/2004 | EP1469143A1 Anchoring sleeve |
| 10/20/2004 | CN1538019A Protecting method for construction on mainbody of building |
| 10/20/2004 | CN1538018A Manufacturing method of low-noise environmental protection ultrasonic vibrating spear |
| 10/20/2004 | CN1172086C Pneumatic plunger type grouting pump and slurry-dispensing machine and automatic slurry-dispensing grouting equipment |
| 10/20/2004 | CN1172064C Combined building formwork net with tie bars |
| 10/14/2004 | US20040200585 Partition mount |
| 10/14/2004 | US20040200186 Multi-piece clamp for standing seams |
| 10/14/2004 | DE202004012859U1 Anschlussprofil Connection Profile |
| 10/14/2004 | DE10315729A1 On-site casting facility for producing pre-cast concrete parts has actuator acting upwards and formwork chamber able to be removed from top |
| 10/07/2004 | US20040197165 Building-erection structural member transporter |
| 10/07/2004 | US20040195476 Support pole attachment collar |
| 10/07/2004 | US20040195041 Fall restraint anchoring post |
| 10/07/2004 | US20040194418 Universal supportive suspension pole |
| 10/07/2004 | US20040194393 Water weighted tarp |
| 10/06/2004 | EP1464776A2 Vibrating device for compacting concrete |
| 10/06/2004 | EP1464775A1 Cleaning platform for concrete bucket |
| 10/06/2004 | CN1535229A Reinforcing steel bar tying machine |
| 10/04/2004 | CA2424603A1 Guide post for masonry construction |
| 09/30/2004 | WO2004083559A1 Method and machine for binding elongate objects together |
| 09/30/2004 | WO2004083540A2 Apparatus and method for manufacturing a structural part from construction elements and adhesive material |
| 09/30/2004 | WO2004063112A3 System for controlled release of cement mixture from a suspended bucket |
| 09/30/2004 | US20040190991 Apparatus and method for improving the control of a concrete screed head assembly |
| 09/30/2004 | DE10310817A1 Precast wall panel for building, has holder having two angle sections that abut two corners of bottom surface of lowest masonry unit |
| 09/30/2004 | DE102004017255A1 Vorrichtung zum Auffangen von Bauschutt oder dergleichen auf Dachschrägen Device for collecting rubble or the like on a pitched roof |
| 09/30/2004 | CA2518436A1 Method and machine for binding elongate objects together |
| 09/29/2004 | EP1462583A1 Height adjustable support for pipelines |
| 09/29/2004 | EP1117884B1 Anchor for safety rope |
| 09/29/2004 | CN2644573Y Abnormal roller compacted concrete slip casting machine |
| 09/28/2004 | US6796098 Building block, system and method |
| 09/28/2004 | CA2302072C Multipurpose tool |
| 09/23/2004 | US20040183319 Mortarboard |
| 09/23/2004 | US20040182029 Method and apparatus to achieve consistent spacing between layers of modular construction |
| 09/23/2004 | DE10310599A1 Spraying concrete spray onto an object via nozzles with addition of carbon dioxide to the concrete useful as a safety measure in tunnel and side wall construction and for construction of mine walls |
| 09/22/2004 | EP1460202A1 Cover for Scaffolding |
| 09/22/2004 | CN2642932Y Multifunctional concrete pavement finishing machine |
| 09/22/2004 | CN1531497A Reinforcing steel bar tying machine |
| 09/21/2004 | US6792734 Device for protecting lifting inserts having a tubular body during their embedding in a prefabricated concrete component |
| 09/16/2004 | DE20312330U1 Cover for a safety guard on roofs comprises a hood lined with heat-insulating material to fit on free end of peg fixed on roof support structure and projecting through roof surface to form eyelet for stop guard |
| 09/16/2004 | DE202004011238U1 Safe box for reinforcement connectors for concrete connections |
| 09/15/2004 | EP1287218B1 Profile strip |
| 09/15/2004 | EP1235965B1 Concrete distributing boom for concrete pumps |
| 09/15/2004 | CN2641184Y Tension machine for hollow, integral, prefabricated steel bar reinforced concrete plate |
| 09/14/2004 | US6789776 Cast-in anchor attachment apparatus |
| 09/14/2004 | US6789649 Anchor clamp |
| 09/10/2004 | WO2004076777A1 Construction safety assembly |
| 09/10/2004 | WO2004076759A2 Building block, system and method |
| 09/10/2004 | WO2004076576A2 Method for affixing objects to surfaces coated with a releasing agent |
| 09/09/2004 | US20040173405 Safety device for operations on horizontal surfaces in construction works |
| 09/09/2004 | US20040172901 Insulated weather-resistant interlocking roof system and method |
| 09/09/2004 | DE10308853B3 Crash prevention device for structures with flat roofs comprises a rail and a bracket both having horizontally and/or diagonally running rod elements connected by vertical handles |
| 09/08/2004 | CN2639438Y Improved concrete vibrator with inserted electric motor |
| 09/07/2004 | US6786233 Boom utilizing composite material construction |
| 09/07/2004 | US6786020 Anchor for safety rope |
| 09/02/2004 | WO2004074601A1 Guide device for assembling construction elements |
| 09/02/2004 | WO2004074584A2 Passthrough concrete anchor |
| 09/02/2004 | WO2004074201A2 Form with displaceable vibratory panel |
| 09/02/2004 | WO2004074160A1 Panel lifter lock |
| 09/02/2004 | WO2004033809A3 Modular panel structure and method of making |
| 09/02/2004 | US20040168375 Injection molded thermoplastic insert |
| 09/02/2004 | US20040168330 Levelling rod for building construction |
| 09/02/2004 | DE20306280U1 Betonbauteilverbindungsvorrichtung Concrete component connection device |
| 09/01/2004 | EP1452669A2 A wedge arrangement |
| 09/01/2004 | EP1452664A2 Profile strip |
| 08/26/2004 | WO2004072410A1 Structures |
| 08/26/2004 | WO2004072409A1 Method and device for the targeted discharging and distribution of thick matter |
| 08/26/2004 | WO2004072407A1 Temporary structure to support a protective membrane |
| 08/26/2004 | WO2004071716A1 Device for marking out identical intervals, i.e. for placing battens on roof frames |
| 08/26/2004 | WO2004057120A9 Large composite structures and a process for fabricating large composite structures |