| Patents for E04H 12 - Towers; Masts, poles; Chimney stacks; Water-towers; Methods of erecting such structures (12,702) |
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| 06/05/1986 | WO1986003238A1 Post for traffic signals and the like |
| 06/03/1986 | US4592177 Column-mounted appliances |
| 05/28/1986 | EP0182286A2 Locating device |
| 05/27/1986 | US4591126 Base for supporting an upright post of a garden umbrella or the like |
| 05/27/1986 | US4590720 Telescoping derrick |
| 05/27/1986 | US4590719 Erection hinge |
| 05/27/1986 | US4590718 Portable, adjustable structure and method of erecting same |
| 05/21/1986 | EP0181748A2 Masts or beams |
| 05/14/1986 | EP0181195A2 Method and apparatus for distributing the load between sections of a vertical column |
| 05/13/1986 | US4588157 For a fence or building post |
| 05/09/1986 | WO1986002689A1 A modular utility pole |
| 04/30/1986 | EP0179090A1 Connecting apparatus |
| 04/23/1986 | EP0178842A2 Repairing utility poles |
| 04/16/1986 | EP0177634A1 Structural element particularly for obtaining electric line support girders |
| 04/15/1986 | US4581862 Drilling equipment tower raising mechanism |
| 04/08/1986 | US4580922 Vertex fittings derived from a master fitting |
| 04/08/1986 | US4580377 Telescopic mast |
| 04/08/1986 | CA1202761A1 Extendible structure |
| 04/01/1986 | US4578921 Storage tank construction |
| 04/01/1986 | US4578920 Synchronously deployable truss structure |
| 04/01/1986 | US4578911 For land operations |
| 04/01/1986 | CA1202603A1 Segmented extendible boom |
| 03/27/1986 | WO1986001849A1 Post-holder |
| 03/26/1986 | EP0175519A2 Improved ground or post anchor |
| 03/25/1986 | US4577449 Prefabricated structural connector for steel-frame buildings |
| 03/18/1986 | US4575904 For attachment to transmission line poles |
| 03/13/1986 | WO1986001635A1 Cross-arms for utility poles |
| 03/12/1986 | EP0173680A1 Chimney |
| 03/11/1986 | US4574535 Mast-type three-dimensional framework structure |
| 03/10/1986 | CN85101527A Base support for pole |
| 03/05/1986 | EP0173446A1 Reinforcement of support elements |
| 02/11/1986 | US4569176 Rigid diagonal deployable lattice column |
| 02/04/1986 | US4567700 Frame-supported membrane for chimney |
| 01/29/1986 | EP0169749A1 Mast base articulation |
| 01/29/1986 | EP0169730A1 Improvements in or relating to fluid excitation alleviation |
| 01/22/1986 | EP0169104A1 Device for raising a mast, and mast for this device |
| 01/22/1986 | EP0169103A1 Cylindrical mast elements butt-joining with other elements in order to form a mast |
| 01/22/1986 | CN85201120U Inserting junction for steel reinforced concret pole |
| 01/21/1986 | US4565038 Yoke for use with guyed structures |
| 01/15/1986 | EP0167552A1 Movable apparatus for driving into the ground various objects by percussion. |
| 01/08/1986 | EP0167425A2 Device for anchoring stay cables on a mast and mast fitted with such a device |
| 12/27/1985 | EP0165859A1 Cross-bracing device for the legs of a truss-type mast, and mast including such a device |
| 12/27/1985 | EP0165235A1 Method and apparatus for installing an in-ground support footing around an upstanding elongate object |
| 12/17/1985 | US4558545 Foundation for a mast, supporting pillar, and the like |
| 12/11/1985 | EP0102978B1 Method for manufacturing pins particularly intended for anchoring in the ground posts or stakes, and pins obtained thereby |
| 12/10/1985 | US4557449 Post mounting assembly |
| 12/10/1985 | US4557097 Sequentially deployable maneuverable tetrahedral beam |
| 12/04/1985 | EP0162922A1 Rigid diagonal deployable lattice column |
| 11/27/1985 | EP0162273A1 Mounting for a light fixture on the shaft of a sun blind |
| 11/27/1985 | EP0162084A1 Improvement in stands for signs and similar objects |
| 11/19/1985 | US4553358 Post anchor |
| 11/13/1985 | EP0160651A1 A telescopic mast. |
| 10/30/1985 | EP0159486A2 Truss structure and method of construction |
| 10/23/1985 | EP0158950A2 Mast-like three dimensional framework structure |
| 10/15/1985 | US4546591 Truss system and components thereof |
| 10/09/1985 | EP0157585A2 Stack system |
| 09/26/1985 | WO1985004222A1 Connecting apparatus |
| 09/17/1985 | US4541601 Tree stand |
| 09/12/1985 | WO1985003993A1 Chimney |
| 09/11/1985 | EP0154577A1 Prestressed tress beam with elements in buckling state |
| 09/10/1985 | US4539786 Biaxial scissors fold, post tensioned structure |
| 09/04/1985 | EP0153545A1 Ground socket |
| 08/29/1985 | WO1985003731A1 Ground securing device |
| 08/28/1985 | EP0152530A1 Ground attaching device |
| 08/14/1985 | EP0084485B1 Nodal point for the constructions of metallic tubes, especially for drilling platforms |
| 08/07/1985 | EP0150946A2 Method of making post supports |
| 08/06/1985 | US4532742 Extendible structure |
| 07/30/1985 | US4531733 Fastener and base using said fastener |
| 07/23/1985 | US4530190 Self-anchoring fence post and method of installing same |
| 07/18/1985 | WO1985003095A1 Movable apparatus for driving into the ground various objects by percussion |
| 06/25/1985 | US4524552 Mechanism for deploying a deployable truss beam |
| 06/20/1985 | WO1985002636A1 Device for pole-shaped elements |
| 06/19/1985 | EP0144391A1 Anchoring device for posts for fences, guard-rails, tents etc. |
| 06/12/1985 | EP0143798A1 Post for traffic signs, lighting and the like. |
| 06/11/1985 | US4523054 Electric power transmission system |
| 06/11/1985 | US4522008 Clip for self-locking collapsible/expandable structures |
| 06/06/1985 | WO1985002435A1 Method and apparatus for installing an in-ground support footing around an upstanding elongate object |
| 06/06/1985 | WO1985002434A1 Rigid diagonal deployable lattice column |
| 06/04/1985 | US4520985 Playing field boundary flag and support therefor |
| 06/04/1985 | US4520600 Stacks or vertical pipes for the flow of gas |
| 06/04/1985 | US4520545 Method for manufacturing pins particularly intended for anchoring in the ground posts or stakes, and pins obtained thereby |
| 05/28/1985 | US4519303 Chimney lining system including frame-supported membrane |
| 05/23/1985 | WO1985002287A1 Improvement in stands for signs and similar objects |
| 05/14/1985 | US4516365 Support assembly and method |
| 05/09/1985 | WO1985001977A1 Poleshaped supporting member, and base structure for attachment of same |
| 05/07/1985 | US4515241 Flag-pole |
| 04/30/1985 | US4514447 Inflatable structural column |
| 04/30/1985 | US4513547 Multi-purpose elevated water storage facilities |
| 04/25/1985 | EP0128901A4 Improvements in columns. |
| 04/24/1985 | EP0086198A4 Improvements in or relating to construction of service units. |
| 04/23/1985 | CA1185806A1 Sectional smokestack |
| 04/16/1985 | CA1185413A1 Elongate structural members comprised of composite wood material |
| 04/09/1985 | US4509303 Overload protector for guyed structures |
| 04/02/1985 | US4508319 Bender board mounting system |
| 03/19/1985 | CA1184015A1 Foundation for a mast, in particular a steel tube mast, supporting pillar or the like with a ground anchoring portion |
| 03/19/1985 | CA1184014A1 Elongated structural members comprised of composite wood material |
| 03/12/1985 | US4504174 Elongated elements of pre-stressed concrete, adapted to be assembled end to end |
| 03/12/1985 | US4503645 Tower base assembly |
| 03/05/1985 | CA1183319A1 Lattice-type structure, particularly mast support of antenna |
| 02/19/1985 | US4500064 Mast support assembly |