| Patents for E04H 12 - Towers; Masts, poles; Chimney stacks; Water-towers; Methods of erecting such structures (12,702) |
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| 01/24/1995 | US5383749 Methods of reinforcing utility pole structures having their lower ends embedded in the ground, and reinforcement cage structure useful for practicing the method |
| 01/19/1995 | WO1995002094A1 Detachable versatile anchoring and connecting construction for frameworks with prefabricated substructures |
| 01/18/1995 | EP0633972A1 A mast base, especially for a temporarily erected mast |
| 01/12/1995 | WO1995001490A1 A vibration damper for a chimney |
| 01/11/1995 | EP0633360A1 Pile coupling for prefabricated pile elements made of concrete |
| 01/05/1995 | WO1995000710A1 Anchoring device |
| 01/04/1995 | EP0632174A1 Structure for connecting an aluminium mast onto a cast metal base |
| 01/03/1995 | US5377944 Flag holder |
| 01/03/1995 | US5377611 Means and method for charitable donation promotion |
| 12/28/1994 | CN2186277Y Anti-topple adjustable stringing pole for work well side |
| 12/27/1994 | US5375801 For winding film on a winding hub |
| 12/27/1994 | US5375384 Holdown apparatus for a shear wall |
| 12/22/1994 | DE4320717A1 Brackets for fence posts, road signs and crash barriers consisting of waste materials (recycled materials) |
| 12/13/1994 | US5371986 Pole repair and reinforcing system and method for installing the same |
| 12/13/1994 | CA2036214C Post anchoring device |
| 12/08/1994 | WO1994028250A1 Distribution pole |
| 12/08/1994 | DE4418916A1 Vibration damper for structures which are at risk from vibrations |
| 12/08/1994 | DE4318608A1 Process and apparatus for producing a discharge pipe from fibre-reinforced plastic, in particular a discharge for carrying away chemically aggressive vapours |
| 12/08/1994 | CA2096661A1 Method of protecting metal pole |
| 12/07/1994 | CN2184737Y Automatic releasing device for erecting pole |
| 12/06/1994 | US5369925 Post protector |
| 12/01/1994 | CA2097339A1 Distribution pole |
| 11/30/1994 | CN2184043Y Separation type water tower |
| 11/24/1994 | WO1994026986A1 Apparatus for joining structural components |
| 11/24/1994 | WO1994026501A1 Support pole for electricity power transmission line |
| 11/24/1994 | CA2138781A1 Support pole for electricity power transmission line |
| 11/23/1994 | CN2183399Y Water-supplying air-overflow tube for water tower |
| 11/17/1994 | EP0624700A2 Concrete pole and method of reinforcing same |
| 11/17/1994 | EP0624455A2 Flexible synthetic plastic sheeting |
| 11/17/1994 | DE4315286A1 Prefabricated anchor element, in particular for passive protection devices |
| 11/16/1994 | CN2182839Y Flagpole |
| 11/15/1994 | US5363607 Flagpole and cap |
| 11/15/1994 | CA2123343A1 Flexible synthetic plastic sheeting |
| 11/10/1994 | DE4414680A1 Masking of the end surface of wooden posts |
| 11/09/1994 | EP0623297A2 An umbrella |
| 11/02/1994 | CN1094473A Drawing method for metal conic tube of integrated road lamp pole |
| 11/01/1994 | US5359827 Hollow fence post attachment fixture |
| 10/27/1994 | DE4312378A1 Support for a free-standing chimney arrangement |
| 10/25/1994 | US5358209 Anchoring device |
| 10/25/1994 | US5357729 Framework made from thin-walled round composite fibre rods |
| 10/18/1994 | US5356101 Fence support |
| 10/18/1994 | US5355643 Transformable structural element |
| 10/13/1994 | WO1994023173A1 Vertically erected mast |
| 10/13/1994 | WO1994023161A1 Raising and lowering columns |
| 10/12/1994 | CN2179418Y Collecting storage water tower |
| 10/11/1994 | US5354031 Low-profile umbrella base |
| 10/06/1994 | DE4410296A1 Fixing device for playground equipment |
| 10/06/1994 | DE4311104A1 Stand for a standing umbrella |
| 10/05/1994 | CN2178955Y Multipurpose rush-repair bar |
| 10/04/1994 | US5351843 Folding display frame for forming column-like structures |
| 09/29/1994 | WO1994021433A1 Method for manufacturing columnar structures |
| 09/21/1994 | CN2177765Y Double-section water tower |
| 09/20/1994 | US5347770 Extendable mast support system |
| 09/15/1994 | WO1994020710A1 Chimney |
| 09/14/1994 | EP0560978A4 Telescoping mast with improved holddown-locking mechanism |
| 09/13/1994 | US5345732 Method and apparatus for giving strength to a pole |
| 09/07/1994 | CN2176398Y Fastener |
| 09/01/1994 | DE4319140C1 Conical hollow mast consisting of plastic |
| 08/30/1994 | US5342138 Connectors for structural members |
| 08/24/1994 | CN2175281Y Socket for lamp pole |
| 08/23/1994 | US5339594 Post, especially for supporting electric power supply cables |
| 08/23/1994 | CA2031552C Elevated post base |
| 08/16/1994 | US5337989 Two-piece self-locking pole stand assembly |
| 08/16/1994 | US5337469 Method of repairing poles |
| 08/11/1994 | CA2089189A1 Pipe post anchoring device |
| 08/10/1994 | CN2173826Y Combined glass fibre reinforced plastic lamp pole |
| 08/04/1994 | DE4302609A1 Fastener for girder on overhead cable masts |
| 08/03/1994 | CN1090360A 精密结构系统 Precision Structural Systems |
| 08/02/1994 | US5333436 Modular antenna pole |
| 08/02/1994 | US5333435 Post to foundation connection |
| 08/02/1994 | US5333422 Lightweight extendable and retractable pole |
| 07/27/1994 | EP0607915A1 Method and device for elongating a pylon during operation |
| 07/27/1994 | CN2172794Y Flag-fluttering means |
| 07/23/1994 | CA2109346A1 Holdown apparatus for a shear wall |
| 07/21/1994 | WO1994016177A1 A ground anchor |
| 07/21/1994 | DE4313835C1 Building-vibration damper for basic and higher frequencies |
| 07/21/1994 | CA2153971A1 A ground anchor |
| 07/20/1994 | CN1089459A Apparatus for fixing tools in the earth |
| 07/20/1994 | CN1025510C Method and tool for elevating parts of water tower |
| 07/13/1994 | EP0605914A1 Elongate article having a core and a skin, manufactured from thermoplastic synthetic material, and a method and apparatus for manufacturing such articles |
| 07/12/1994 | US5327700 Collapsible modular display tower assembly |
| 07/07/1994 | WO1994015041A1 Precision structural system |
| 07/07/1994 | DE4300144A1 Method of installing tubular grid masts with helicopter |
| 07/06/1994 | CN2170987Y Combined light-duty metal wire pole |
| 07/05/1994 | US5326410 Coating with a curable resin, spirally wrapping with a porous reinforcing strip with glass fiber and impregnation with curable resin |
| 06/29/1994 | CN1088653A Air blowing device for flag flapping |
| 06/22/1994 | EP0602743A1 Cable mast and a traverse for same |
| 06/21/1994 | US5322265 Tower lifting apparatus |
| 06/15/1994 | EP0600890A1 Support system for free standing poles or posts. |
| 06/15/1994 | CN2168914Y Insulated glass fibre reinforced plastic crossbar |
| 06/14/1994 | US5319901 Bifurcated column joint system for electrical transmission tower |
| 06/14/1994 | CA1330158C Support system for free standing poles or posts |
| 06/09/1994 | DE4336861A1 Anchoring system for hollow columns and hollow supports - involves material made of wood or plastics with sealing collars |
| 06/09/1994 | DE4241031A1 Device for erecting trees for practical training of forestry personnel - has frame linked to base and pivotable into vertical position by lifting cylinder and has cable going around pulley and attached to jaws to grip trunk |
| 06/08/1994 | CA2084744A1 Post hole liner |
| 06/07/1994 | US5317844 Universal pole anchoring device |
| 06/01/1994 | EP0599305A1 Multi-shell formed piece and device and process for disposing flexible insulating plates between the walls of said formed piece |
| 05/31/1994 | US5315955 Flagpole silencers |
| 05/31/1994 | US5315796 Protective sleeve for posts in post frame construction |
| 05/31/1994 | US5315795 Deployable/retractable telescoping mast assembly and method |