| Patents for E04G 1 - Scaffolds primarily resting on the ground (3,963) |
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| 11/11/1999 | DE19820772A1 Building facade scaffolding of posts and horizontal bearers |
| 11/10/1999 | CN1234364A Protective system of refraining from obstacle and preventing from cracked for support feet of chassis |
| 10/29/1999 | CA2267466A1 Frames and structures assembled by same |
| 10/28/1999 | WO1999054190A1 Arrangement for vehicles |
| 10/27/1999 | EP0952277A1 Telescoping platform |
| 10/21/1999 | DE19815662A1 Trestle plates for hanging from ladder rungs |
| 10/19/1999 | US5967262 Platform unit |
| 10/14/1999 | DE19901084A1 Plate for metal framework |
| 10/07/1999 | WO1999050167A1 Construction hoist system |
| 10/07/1999 | DE19911503A1 Extension part for scaffolding frame, preferably console frame |
| 09/30/1999 | DE19813408A1 Crossbar construction as part of scaffolding |
| 09/23/1999 | DE19812567A1 Vertical scaffolding frame with bore holes for adjustment |
| 09/22/1999 | EP0943752A1 Extension for a scaffolding, especially console frame |
| 09/14/1999 | US5950760 Scaffolding system for use on an inclined surface |
| 08/26/1999 | WO1999042682A1 A device for interior maintenance in an essentially spherical vessel |
| 08/26/1999 | DE19807151A1 Work scaffold for building sites |
| 08/24/1999 | US5941345 Scaffold cross member and modular support assembly |
| 08/19/1999 | DE19804457A1 Scaffolding rod used to construct work platform in building shafts or stairway halls |
| 08/18/1999 | EP0936326A1 Scaffolding platform |
| 08/18/1999 | CN2333781Y Building scaffold and its assembling device |
| 08/17/1999 | US5937967 Mobile scaffolding apparatus with retractable wheels |
| 08/11/1999 | EP0934450A1 Scaffolding support arrangement |
| 08/11/1999 | CN2332780Y Internal operation lift rack for spherical storage tank |
| 08/03/1999 | US5931446 For climbing and descending a pole |
| 08/03/1999 | US5931260 Scaffold assembly with slidable pin connection |
| 07/21/1999 | CN2329726Y Building steel pipe pole |
| 07/07/1999 | CN2327751Y Supporting truss of electric ascending/descending scaffold |
| 07/06/1999 | US5918700 Scaffolding component |
| 07/01/1999 | WO1999024251A8 Fiber-reinforced composite hollow structure, method for production thereof, and appartus therefor |
| 06/29/1999 | US5915497 Working platform |
| 06/22/1999 | US5913381 Friction sawhorse bracket |
| 06/16/1999 | CN2324221Y Stayed movable scaffold |
| 06/09/1999 | EP0921096A2 Aerial work platform with pothole and/or obstacle detection and avoidance system |
| 06/09/1999 | EP0921093A2 Luffing angle measurement system |
| 06/09/1999 | EP0921092A2 Obstacle avoidance and crushing protection system for outriggers of a chassis |
| 06/09/1999 | EP0921091A2 Smart tele-cylinder |
| 06/09/1999 | EP0921089A2 Anti-two block device using non-contact measuring and detecting devices |
| 06/08/1999 | US5909783 Motorized scaffold hoisting apparatus |
| 06/05/1999 | CA2255233A1 Smart tele cylinder |
| 06/02/1999 | EP0919676A1 Head mounting for scaffolding plank |
| 06/02/1999 | EP0918912A1 Dismountable facade scaffold |
| 05/27/1999 | DE19752277A1 Mobile work platform for use in construction |
| 05/20/1999 | WO1999024251A1 Fiber-reinforced composite hollow structure, method for production thereof, and appartus therefor |
| 05/20/1999 | DE19749276A1 Scaffold board fabrication method |
| 05/20/1999 | DE19748518A1 Bricklaying platform for building work |
| 05/11/1999 | US5901810 For a scaffolding frame |
| 05/06/1999 | EP0913541A1 Rolling scaffold |
| 05/03/1999 | CA2215436A1 Ladder bracket and staging utilizing the same |
| 04/21/1999 | CN2315203Y Integrated lifting external eaves scaffold |
| 04/20/1999 | US5894909 Scaffolding |
| 04/14/1999 | EP0907812A1 Securing device for a supporting bar |
| 04/13/1999 | CA2148960C Collapsible-expansible support assembly |
| 04/07/1999 | EP0906482A1 Structural member and process for producing a structural member |
| 04/06/1999 | US5890737 Pothole protection mechanism for a lifting device |
| 03/23/1999 | US5884725 Scaffolding assembly |
| 03/17/1999 | CN2310823Y Movable extension self-balanced scaffold |
| 03/16/1999 | US5882136 End cap system for scaffolding planks |
| 03/11/1999 | WO1999011886A1 A scaffold structure |
| 03/11/1999 | WO1999011885A1 Walkway platform |
| 03/10/1999 | CN2310122Y Early dismounting shuttering multi-function assembly well type scaffolding |
| 03/04/1999 | DE19738426A1 Laufboden Baseboard |
| 02/23/1999 | CA2013200C Modular coupling for use in frameworks, scaffoldings and the like |
| 02/18/1999 | WO1999007964A1 Passable stair tread, in particular made of an extruded light metal section, and method for making same |
| 02/17/1999 | CN2307866Y Lifting device for crane cross spreader |
| 02/11/1999 | DE19741319A1 Walkway surface of light metal extruded sections |
| 02/10/1999 | CN2307069Y Movable platform for high-altitude operation |
| 02/09/1999 | US5868220 Support legs |
| 02/02/1999 | US5865271 Telescopic ledger for scaffolding |
| 02/02/1999 | US5865270 Expandable jack |
| 02/02/1999 | US5865269 Adjustable height and levelable work support |
| 01/30/1999 | CA2244292A1 Variable height fold and roll staging and method of assembling same |
| 01/28/1999 | DE19741318C1 Walkway surface of light metal extruded sections |
| 01/26/1999 | US5862881 Safety scaffold and platform ladders |
| 01/20/1999 | EP0892126A1 Practicable platform for scaffolds with locking arrangement |
| 01/19/1999 | US5860489 Travelling scaffolding |
| 01/14/1999 | DE19726792A1 Abhebesicherung für Gerüstböden Lift-off for scaffold platforms |
| 12/30/1998 | WO1998059132A1 Anti-lifting device for scaffolding bases |
| 12/30/1998 | WO1998046515A3 Elevating work platform |
| 12/30/1998 | CN2302303Y Removable outwall operating apparatus |
| 12/22/1998 | US5850892 Personnel lift with adjustable shim wear blocks |
| 12/16/1998 | EP0805904B1 Scaffolding platform |
| 12/10/1998 | WO1998055714A1 Apparatus for moving a work platform along a rail |
| 11/25/1998 | EP0879210A1 Dual-mast self-elevating platform construction |
| 11/18/1998 | EP0878594A1 Improvements in or relating to a scaffolding component |
| 11/18/1998 | CN2297501Y Hydraulic lifting integral scaffold |
| 11/18/1998 | CN1199126A Improved steel pipe support structure |
| 11/12/1998 | DE19719248A1 Arrangement to fasten scaffolding covering on a lattice girder scaffolding cross beam |
| 11/10/1998 | US5833029 Pump jack pole assembly |
| 10/29/1998 | DE19715191C1 Hubarbeitsbühne Platform |
| 10/28/1998 | EP0874108A1 Arrangement for safe-mounting of scaffolds |
| 10/22/1998 | WO1998046517A1 Elevating work platform |
| 10/22/1998 | WO1998046515A2 Elevating work platform |
| 10/22/1998 | WO1998046514A1 Elevating work platform |
| 10/22/1998 | DE19720027C1 Walkable plate made of ferrometal |
| 10/22/1998 | DE19716435A1 Grille-type work-production method from plate or coil |
| 10/22/1998 | DE19715190C1 Hubarbeitsbühne Platform |
| 10/21/1998 | CN2295019Y Guiding-wheel assembly for mast type high-altitude working platform |
| 10/20/1998 | US5823292 Clamp connector for the assembly of prefabricated shaped-section bars to form scaffolding |
| 10/13/1998 | US5819872 Mobile scaffolding |
| 10/08/1998 | WO1998044219A1 Scaffold hatch system |