| Patents for E01C 5 - Pavings made of prefabricated single units (4,273) |
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| 02/06/1990 | CA1265372A1 Mobility guide tile for visually handicapped |
| 01/30/1990 | US4896993 Mat for providing a stabilized surface over sand or other loose soil and method of fabricating the same |
| 01/23/1990 | CA1264590A1 Groundcovering element, especially (concrete) slab |
| 12/27/1989 | EP0347639A1 Process for removing mortar residues from a jointed surface |
| 12/20/1989 | EP0347113A1 Paving and tiling |
| 12/14/1989 | DE3820002A1 Ground covering composed of shaped blocks, in particular for drainage purposes |
| 10/26/1989 | DE3842928A1 Soil covering made of (concrete) blocks |
| 10/24/1989 | US4875800 Temporary support surfaces for use on muddy or marshy land areas |
| 10/18/1989 | EP0337139A1 Ground covering by (concrete)blocks |
| 10/05/1989 | DE3909169A1 Water-permeable natural-coloured paving element and process for its production |
| 10/04/1989 | EP0334965A1 Frame for forming paving slabs |
| 09/20/1989 | CN2044616U 花盆砖 Pots Brick |
| 09/05/1989 | US4862668 Spacers made of foamed polymeric material and method of using same in laying tile |
| 08/29/1989 | US4860952 Elastic plate for level rail crossings |
| 08/23/1989 | EP0329280A2 Slabs |
| 08/23/1989 | EP0328639A1 Frame for laying wooden bricks |
| 08/10/1989 | WO1989007172A1 Method and apparatus for articulated pavement system |
| 08/09/1989 | CN1034602A Frames for constructing pavement boards |
| 07/25/1989 | US4850739 Method and apparatus for constructing an articulated pavement system |
| 07/20/1989 | DE3800487A1 Interlocking quarrystone-slab system |
| 07/18/1989 | US4848058 Recreation surface and tile interlocking scheme |
| 07/12/1989 | EP0323526A1 Paving blocks and method for production thereof |
| 07/11/1989 | US4846457 Impact-absorbing safety matting system for a sports game surface |
| 07/11/1989 | CA1257127A1 Paving block |
| 06/29/1989 | DE3743035A1 Concrete paving stone for paved areas |
| 06/15/1989 | DE3740843A1 Paving block |
| 05/31/1989 | CN1033202A Coloured glass-containing paving tile |
| 05/30/1989 | US4834575 Paving stone |
| 05/18/1989 | DE3737620A1 Grass paving stones |
| 05/16/1989 | CA1254241A1 Edging element with interlaceable elastic anchoring strip |
| 05/10/1989 | EP0314996A2 Set of interlocking paving elements |
| 05/10/1989 | CN2037374U Arch bridge type high-strength bricks for road surface |
| 05/02/1989 | US4826351 Grid plate of plastic material |
| 04/27/1989 | DE3733707A1 Imitation natural stone in the form of a concrete stone and apparatus for its manufacture |
| 04/20/1989 | WO1989003453A1 Frame for forming paving slabs |
| 04/12/1989 | EP0311064A1 Spacing element for paving blocks |
| 03/22/1989 | CN2034597U Flour brick with cone hole |
| 02/22/1989 | EP0303702A1 Block |
| 02/15/1989 | EP0303017A1 Floating semirigid pavement |
| 02/01/1989 | CN1030806A Frames for installing wooden bricks |
| 01/26/1989 | WO1989000626A1 Paving blocks and method for production thereof |
| 01/26/1989 | WO1989000625A1 Frame for laying wooden bricks |
| 01/26/1989 | DE3723821A1 Metallisches gleitschutzelement Metallic antiskid |
| 01/03/1989 | US4795555 Molded block arrangement for a ground covering for composting waste purification |
| 12/29/1988 | WO1988010340A1 Paving system |
| 12/29/1988 | WO1988010339A1 Tiles for playground surfaces |
| 12/20/1988 | US4792257 Set of paving stones, particularly set of concrete paving stones |
| 12/14/1988 | EP0294522A1 A decorative, functional element for construction and the like |
| 12/06/1988 | US4789116 Landing deck for aircraft |
| 11/24/1988 | DE3716344A1 Granite concrete stone |
| 10/26/1988 | EP0287747A1 Set of paving blocks for the laying of curved paving |
| 10/20/1988 | DE3809629A1 Paving element made of rubber-like material |
| 10/20/1988 | DE3710971A1 Composite structural element and process and apparatus for the production thereof |
| 10/05/1988 | EP0285567A2 Set of paving stones |
| 09/27/1988 | US4773790 Groundcovering element, especially (concrete) slab |
| 09/20/1988 | CA1242290A1 Sealing composition and method of making the same |
| 09/07/1988 | EP0281013A2 Flexible slab for railroad level-crossings |
| 08/25/1988 | WO1988006207A1 Block |
| 08/18/1988 | DE3703368A1 Prefabricated interlocking block |
| 08/02/1988 | US4761095 Paving stone |
| 07/13/1988 | EP0274344A1 Set of paving elements provided with vertical teeth at their perimeters, method for its manufacture and use of the manufactured paving elements |
| 06/16/1988 | DE3641373A1 Knobbed turf stone-laying method |
| 06/09/1988 | DE3641382A1 Turf stone-laying method |
| 06/07/1988 | US4749302 Spacing pad |
| 06/01/1988 | DE3704363A1 Perforated slab |
| 05/31/1988 | CA1237313A1 Interlocking slab element for covering the ground and the like |
| 05/04/1988 | EP0265822A2 Sealing of paved ground areas particularly ground areas of gasoline stations |
| 04/27/1988 | EP0168416B1 Scaled paving stone |
| 03/16/1988 | EP0259735A1 Ground covering by (concrete) blocks |
| 03/09/1988 | EP0258286A1 Rail crossing panel |
| 03/01/1988 | US4727697 Impact absorbing safety matting system |
| 02/09/1988 | CA1232466A1 Glass component, especially glass brick or paving block |
| 01/19/1988 | US4719738 Tile block |
| 01/19/1988 | US4719737 Interlocking construction block |
| 01/07/1988 | EP0252010A2 Surfacing arrangement for the roadworthy covering of tree slices |
| 01/07/1988 | DE3622129A1 Repaving |
| 01/05/1988 | US4716694 Wear resistant panel arrangement |
| 12/29/1987 | US4715743 For areas of pedestrian traffic for providing direction and warning |
| 12/16/1987 | EP0249376A2 Paviors |
| 12/08/1987 | US4711599 Paving block |
| 12/03/1987 | WO1987007315A1 Pedestrian, vehicular, or sports playing surface structures |
| 11/12/1987 | DE3714418A1 Paving stone |
| 10/06/1987 | US4697294 Speed bumps for roadways |
| 09/02/1987 | EP0234930A2 Interlocking construction block |
| 08/26/1987 | EP0233603A2 Interlocking paring block |
| 08/04/1987 | US4684288 Asphaltic pavement tiles |
| 07/30/1987 | WO1987004477A1 Rail crossing panel |
| 07/21/1987 | US4681481 Decorative, functional element for construction and the like |
| 07/16/1987 | DE3600738A1 Aid for laying paving stones |
| 07/16/1987 | DE3600699A1 Ground slab system for reducing the discharge of rain from paths and places into the drains |
| 07/15/1987 | EP0228496A1 Paving element, particularly a (concrete) paving block |
| 07/09/1987 | DE3605959A1 Interlocking slab for reducing the rainwater drainage from paths and open spaces into the drains |
| 07/01/1987 | EP0227144A1 Paving |
| 06/09/1987 | US4671699 Turf compatible paver system |
| 06/03/1987 | EP0224095A2 Plastic grating, especially one made of recycled plastic |
| 06/03/1987 | EP0224048A2 Interlocking paving element for wheel tracks, and process for laying it |
| 06/02/1987 | US4670079 Bonding plywood sheets with catalyzed resin |
| 05/27/1987 | CN86205106U Paving bricks |
| 05/14/1987 | DE3537524A1 Purpose-made block which consists of concrete or is in the form of a brick in order to produce walls and masonry walls of all types |
| 05/13/1987 | EP0221564A2 Paving element |