| Patents for E04H 12 - Towers; Masts, poles; Chimney stacks; Water-towers; Methods of erecting such structures (12,702) |
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| 07/24/1997 | DE19621421C1 Collapsible stand for parasol |
| 07/23/1997 | EP0784565A1 A mooring tower assembly for a lighter-than-air vehicle |
| 07/23/1997 | CN1155312A Crane for raising longitudinal bodies, foundation for such crane and method for raising longitudinal bodies by such crane |
| 07/22/1997 | US5649764 Lamp base and lamp base kit |
| 07/22/1997 | US5649690 Movable fence post system |
| 07/22/1997 | US5649689 Fence apparatus that is flexible and detachable |
| 07/22/1997 | US5649402 Antenna support for power transmission tower |
| 07/16/1997 | EP0784127A1 Anchoring element for reinforced concrete constructions |
| 07/16/1997 | EP0783650A1 Closure lid for wall openings |
| 07/16/1997 | EP0702757A4 Telescoping mast with integral payload |
| 07/15/1997 | US5648137 Advanced cured resin composite parts and method of forming such parts |
| 07/09/1997 | EP0783078A2 Method for the arrangement of highly prestressed threaded fixations |
| 07/09/1997 | CN1153854A Support |
| 07/08/1997 | US5644888 Heavy construction system using composite members |
| 07/08/1997 | CA2017983C Sectional hollow metal pole structure |
| 07/02/1997 | CN2257311Y In-connection type flagpole mounting |
| 07/01/1997 | US5642589 Column structure for bearing a portable stage roof |
| 06/26/1997 | WO1997022769A2 Base for a fence post or fence post strut |
| 06/26/1997 | WO1997022768A1 Mast for a building scaffold or hoist |
| 06/26/1997 | WO1997022763A1 Curing of filament wound columns using a radiant heater |
| 06/26/1997 | DE19547901A1 Chimney stacks having joints with improved seal |
| 06/24/1997 | US5641939 Access door cover system |
| 06/19/1997 | WO1997021872A1 Post or pole arrangement |
| 06/17/1997 | US5638655 Chimney anchor system |
| 06/12/1997 | WO1997021258A1 Tower structure |
| 06/12/1997 | WO1997021205A1 Assembly of a flag and a suspension device |
| 06/11/1997 | EP0778126A1 A support structure in glass |
| 06/10/1997 | US5636944 Anchor for a beach umbrella |
| 06/10/1997 | US5636482 Wood fence post repair device and method |
| 06/03/1997 | US5635002 Coating recesses in roughened surface with high molecular weight non-adhesive polymer |
| 06/03/1997 | US5634759 Raising and lowering columns |
| 06/03/1997 | US5634482 Pole stand |
| 05/27/1997 | US5632464 Ground pocket support |
| 05/22/1997 | DE19543129A1 Arrangement for mounting low voltage lamp, preferably halogen lamp, on round rod, esp. telescopic rod |
| 05/21/1997 | EP0773904A1 Apparatus and method for reinforcing vertical columns |
| 05/15/1997 | DE19541809A1 Fixing device for posts, masts or similar to objects on ground |
| 05/06/1997 | US5625988 Post support assembly having a mounting socket and a rigid collar |
| 05/02/1997 | EP0770744A2 Pole for outdoor lamps and lanterns |
| 04/30/1997 | DE19540201A1 Support for signpost which is driven into ground |
| 04/30/1997 | DE19540070A1 Fixture socket with post |
| 04/30/1997 | DE19539426A1 Variable length telescopic mast consisting of segments e.g. for crane, fire escape |
| 04/29/1997 | US5624210 Collision tolerant pile structure |
| 04/23/1997 | CN2252852Y Multi-section active flagpole |
| 04/23/1997 | CN2252851Y High strength prestressed square cement pole |
| 04/22/1997 | US5622356 Post protector |
| 04/16/1997 | CN2252179Y Flagpole automatic lifting device |
| 04/08/1997 | US5617692 Composite structure |
| 04/02/1997 | CN2251014Y Reel type rotary top assembled flagpole |
| 04/01/1997 | US5615855 Telescoping mast with integral payload |
| 03/27/1997 | DE19627549A1 Triangular-section mast used with building scaffolding |
| 03/26/1997 | CN2250393Y Regulatable connector for lifting flag |
| 03/25/1997 | US5613329 Ground anchor |
| 03/21/1997 | CA2163491A1 Support mast with tilting mechanism |
| 03/20/1997 | DE19633777A1 Sunshade stand for sandy beach and unconsolidated soil |
| 03/18/1997 | US5611177 Portable tower with tower member position detection system |
| 03/13/1997 | WO1997009500A1 Flag raising and lowering device |
| 03/13/1997 | WO1997009499A1 Antenna support for power transmission tower |
| 03/13/1997 | WO1997009491A1 Method and means for preventing or minimising termite attack or infestation |
| 03/13/1997 | DE19549191C1 Screw fastener for pylon |
| 03/11/1997 | US5608994 Earth anchor for light standard apparatus |
| 03/06/1997 | WO1997008410A1 Mounting device for replacing tubular metal poles |
| 03/06/1997 | WO1997008409A1 Device for the vertical arrangement of a pole or post-like object |
| 03/06/1997 | CA2226965A1 Device for the vertical arrangement of a pole or post-like object |
| 03/02/1997 | CA2172743A1 Antenna support for power transmission tower |
| 02/26/1997 | EP0759112A1 Pole |
| 02/26/1997 | EP0742862A4 Pultruded composite joint system for electrical transmission towers and other large structures |
| 02/26/1997 | CN2248220Y Flagpole sleeve for flag-raising |
| 02/26/1997 | CN2248219Y High-building conjoint polygonal multi-function steel structure central connecting assembly |
| 02/25/1997 | US5605017 Pultruded utility line support structure and method |
| 02/19/1997 | CN2247853Y Floor flag supporter |
| 02/19/1997 | CN2247702Y Air blow type flagpole |
| 02/13/1997 | WO1997005670A1 System for raising and lowering communications equipment |
| 02/13/1997 | WO1997005350A1 Anchoring device for a pole- or post-like object |
| 02/13/1997 | CA2228135A1 System for raising and lowering communications equipment |
| 02/13/1997 | CA2224490A1 Anchoring device for a pole- or post-like object |
| 02/12/1997 | EP0758034A1 Apparatus and process for connecting two prestressed concrete elements |
| 02/11/1997 | US5601274 Vibration isolating lighting pole bracket arm |
| 02/05/1997 | CN2246695Y Prestressed concrete pole |
| 02/04/1997 | US5600537 Ballast box for integrated location of ballasts and electrical connections |
| 01/28/1997 | US5597629 High shear strength pultrusion |
| 01/23/1997 | DE19525860A1 Parasol mount with integrated menu holder for use on table |
| 01/22/1997 | EP0754823A1 Movable support for a base |
| 01/22/1997 | EP0754819A1 Shore |
| 01/22/1997 | CN2245648Y Rod fixed base |
| 01/18/1997 | CA2154031A1 Wr-pole |
| 01/14/1997 | US5593239 Extendable support pole |
| 01/14/1997 | US5593129 Telescoping mast with improved holddown-locking mechanism |
| 01/07/1997 | US5591291 Method of forming advanced cured resin composite parts |
| 01/07/1997 | US5590874 Safety base with anchor, methods of using and making, and associated tool |
| 01/02/1997 | EP0751341A2 Support arm for outdoor lamp |
| 01/02/1997 | EP0751271A1 Tubular mast door |
| 01/02/1997 | EP0750710A1 A foundation tube for use as a foundation for masts, posts, pillars, etc., together with a method for formation of the foundation |
| 01/02/1997 | DE19619039A1 Embossed components used in building elements |
| 01/02/1997 | DE19523173A1 Ground sleeve socket for posts |
| 12/27/1996 | EP0750362A1 Scaffolding mast |
| 12/27/1996 | EP0750084A1 A liner for protecting poles against sub-soil decay |
| 12/27/1996 | EP0750079A1 Method of manufacturing a composite structural element and article thus obtained |
| 12/25/1996 | CN2243499Y Self fluttering flag |
| 12/24/1996 | US5587035 Composite filled hollow structure |
| 12/24/1996 | US5586838 Sealed marine post |