| Patents for E04H 12 - Towers; Masts, poles; Chimney stacks; Water-towers; Methods of erecting such structures (12,702) |
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| 11/11/1992 | WO1992020613A1 Bungy jumping tower |
| 11/11/1992 | CN2121499U Movable pillar bamboo light building |
| 11/11/1992 | CA2084901A1 Bungy jumping tower |
| 11/10/1992 | US5162807 Architectural structure combining at least one antenna with supporting mast positioned on the ground and at least one high-power transmitter |
| 11/10/1992 | US5161561 Outdoor service system |
| 11/10/1992 | CA1309834C Pole reinforcement system |
| 11/10/1992 | CA1309833C Telescopic pole |
| 11/04/1992 | CN2120843U Pre-stress pole |
| 10/29/1992 | WO1992018705A1 Maintenance and extraction of poles |
| 10/27/1992 | US5158103 Tire anchored pole support system |
| 10/27/1992 | US5157882 Pole support system for a carport and the like |
| 10/27/1992 | CA1309474C Insulating equipment for an electric line pole and method for making it |
| 10/21/1992 | CN2119461U Rise and fall light-projection lamp tower driven by hand or electric power |
| 10/20/1992 | US5156369 Beach umbrella |
| 10/14/1992 | EP0508275A2 Tubular mast |
| 10/13/1992 | US5154027 Deployable/retractable mast independently rotatable when deployed |
| 10/08/1992 | DE4111179A1 Chimney stack with glass flue liner - has statically supporting outer tube with definite spacing between it and glass liner |
| 10/06/1992 | US5152495 Umbrella anchoring mechanism |
| 10/03/1992 | CA2039608A1 Post anchoring device |
| 09/27/1992 | CA2039128A1 Post anchoring device |
| 09/27/1992 | CA2039116A1 Traffic signalling post |
| 09/23/1992 | EP0505134A1 A power actuable, openable and closeable, lockable and unlockable, hinge assembly |
| 09/23/1992 | EP0504345A1 Convertible structural element. |
| 09/22/1992 | US5149304 Arrangement including a moveable tower |
| 09/22/1992 | CA1307642C Truss structure |
| 09/16/1992 | EP0503749A1 Mounting device for sectional tubular smoke stacks in industrial chimneys |
| 09/09/1992 | EP0502266A1 Scaffolding system |
| 09/09/1992 | EP0502047A1 Steel utility structure and method for assembly thereof |
| 09/08/1992 | US5144780 Portable structure |
| 09/03/1992 | DE4106743A1 Foundation support for wooden or steel post - has threaded shaft attached to plate with adjustable nut so post can be adjust required height |
| 08/26/1992 | CN1063842A Construction method of rockery |
| 08/20/1992 | WO1992014016A1 Collapsable/expandable structural module having telescoping member |
| 08/18/1992 | US5139464 Telescoping mast assembly |
| 08/18/1992 | US5139235 Corner fence post system |
| 08/18/1992 | US5138806 Protection of wooden posts and masts |
| 08/18/1992 | US5138760 Pole splicing joint method |
| 08/11/1992 | CA1306095C Pole repair system |
| 08/04/1992 | US5135192 Ground anchor |
| 07/29/1992 | EP0496482A1 Device for playing grounds or garden furniture |
| 07/28/1992 | US5133164 Pole anchoring system |
| 07/23/1992 | WO1992012311A1 Stand for movable objects |
| 07/21/1992 | US5131201 Precast concrete panels and support pedestals constructed therefrom |
| 07/16/1992 | DE4116829C1 Hollow constructional component with longitudinal grooves through outer wall - has longitudinal cavities, forming split chambers, below outer component wall |
| 07/16/1992 | DE4100995A1 Built-up, reinforced concrete tower or chimney - has sections formed in parts, joined by concreting in peripheral direction |
| 07/15/1992 | CN2110051U Standard extension horizontal boad |
| 07/14/1992 | US5129199 Latch for tilting rotatable tower |
| 07/14/1992 | CA1304908C Hinged flange pole |
| 07/12/1992 | CA2071186A1 Breakaway connection for post |
| 07/09/1992 | WO1992011429A1 Flue assembly for a combined gas and steam turbine plant |
| 07/09/1992 | DE4100141A1 Tower or chimney structure - comprises concrete sections with grooves for concrete, and protruding reinforcing rods |
| 07/07/1992 | US5128648 Line cutout for electrical distribution system |
| 07/02/1992 | DE4120471A1 Stand for movable objects - incorporates hoist and carriage which are foot operated, with ballast |
| 06/25/1992 | DE4040703A1 Kaminanordnung fuer eine gas- und dampfturbinenanlage Fireplace arrangement for a gas and steam turbine plant |
| 06/24/1992 | CN2108139U Dual-purpose theftproof electric pole |
| 06/23/1992 | US5123623 Post anchoring device |
| 06/17/1992 | EP0490856A1 Production method for concrete pillar |
| 06/16/1992 | US5122400 Inflatable articles and method of creating inflatable products |
| 06/16/1992 | US5122014 Beach anchoring device |
| 06/12/1992 | CA2032009A1 Pole anchoring system |
| 06/09/1992 | US5119613 Composite beam, connector and construction |
| 06/09/1992 | US5119607 Cover assembly for guy wires |
| 06/02/1992 | US5117607 Sectional hollow metal pole structure |
| 06/02/1992 | US5117604 Refractory brick wall system |
| 06/02/1992 | US5117595 Device for erecting and aligning a tilting telescopic mast mounted on a transport vehicle |
| 05/19/1992 | US5114300 Robotic apparatus |
| 05/19/1992 | US5113776 Flagstaff attached halyard retainer |
| 05/19/1992 | US5113627 Sign and anchor apparatus |
| 05/19/1992 | CA1300843C Roofing slab |
| 05/13/1992 | CN1061066A Fluttering flag without wind |
| 05/09/1992 | CA2029580A1 Support tower for communications equipment |
| 05/06/1992 | EP0483158A1 Anchoring and bedding method by using digging cross stays |
| 05/05/1992 | CA1300211C Process for connection of supports, and support system |
| 04/30/1992 | WO1992007154A1 Convertible structural element |
| 04/30/1992 | WO1992007151A1 Locating element |
| 04/30/1992 | WO1992006610A1 Anchorage device for use in sand or sandy soils |
| 04/28/1992 | US5108068 Support system for free standing poles or posts |
| 04/28/1992 | US5108058 Camping light holder |
| 04/28/1992 | US5107672 Rigid drive assembly |
| 04/28/1992 | CA1299340C Post supports |
| 04/21/1992 | CA1299000C Barrier post for access roads, parking areas and parking stalls |
| 04/16/1992 | DE4132789A1 Sunshade frame with outer and inner tube - incorporates tread bracket with stabiliser bar |
| 04/15/1992 | CN2101710U Theft-proof implement special for line masts and towers device |
| 04/14/1992 | US5105350 Bracket arms for traffic light assemblies |
| 04/14/1992 | US5104265 Channel sign post socket and method of installing sign post |
| 04/14/1992 | US5104074 Fence support |
| 04/08/1992 | CN2101069U Theft-proof protector for pole guy rope |
| 04/07/1992 | US5102375 Telescoping mast assembly |
| 04/05/1992 | CA2026886A1 Anchoring device for post |
| 03/31/1992 | US5101215 Telescoping lightweight antenna tower assembly and the like |
| 03/31/1992 | CA1298058C Threaded mounting for extruded pole |
| 03/31/1992 | CA1298057C Post cover |
| 03/25/1992 | CN1059774A Reinforcing chimney method by using prestressed reinforced cement mortar |
| 03/24/1992 | US5097912 Staking system for concrete forms |
| 03/24/1992 | US5097647 Support tower for communications equipment |
| 03/24/1992 | CA1297865C Process for the hoisting of a multi element mast, means for implementing such aprocess and masts including such means |
| 03/18/1992 | EP0475006A1 Drive means |
| 03/17/1992 | CA1297259C Ground anchor for supporting an above ground structure |
| 03/10/1992 | US5094046 Deployable mast |
| 03/03/1992 | CA1296504C Plastic pole for supporting electric lines or other elements and devicefor winding fibres around said pole |
| 03/01/1992 | CA2024431A1 Clamp for fastening of a post element |