| Patents for E01C 9 - Special pavings; Pavings for special parts of roads or airfields (2,544) |
|---|
| 07/07/1981 | US4277201 Transportable roadway and means for deploying the same |
| 06/09/1981 | US4271555 Reinforced concrete bridge decking and method of making same |
| 05/19/1981 | US4267969 Railroad grade crossing construction |
| 05/19/1981 | US4267681 Resilient structures |
| 05/12/1981 | US4266718 Modularized railway crossing grade and modules therefor |
| 03/31/1981 | CA1098498A1 Helicopter landing platform |
| 03/19/1981 | WO1981000732A1 Road coating comprised of interlocked separate elements |
| 03/11/1981 | EP0024736A1 Road surfacing made of separate units secured together |
| 03/03/1981 | US4253605 Railway crossing structure |
| 01/07/1981 | EP0021591A2 Anti-slip grating |
| 12/24/1980 | WO1980002856A1 Beveled lobe anti-skid grating and method of manufacturing same |
| 12/10/1980 | EP0019705A1 Device for planting trees and the like, especially in traffic areas |
| 12/02/1980 | US4236670 Arrangement at a railroad crossing |
| 10/15/1980 | EP0016869A1 Roadway slab |
| 10/14/1980 | US4227829 Soil erosion prevention blocks |
| 09/17/1980 | EP0015858A1 Improvement in swallow-tail joints |
| 06/10/1980 | CA1079242A1 Railway level crossing |
| 05/20/1980 | US4203547 Railway level crossing |
| 12/11/1979 | CA1067738A1 Ground covering of interconnecting adjacently disposed plates |
| 12/04/1979 | US4176789 Railroad grade crossing platform and an end capping device therefor |
| 10/02/1979 | US4169339 Plate for grating and grating resulting therefrom |
| 09/18/1979 | CA1062674A1 Railroad crossing structure |
| 05/08/1979 | US4152875 Ground covering with adjoining plates |
| 04/03/1979 | US4147304 Railroad crossing and process for fabrication thereof |
| 02/13/1979 | CA1048465A1 Level crossing structure |
| 11/14/1978 | US4125340 Trafficable surface for mechanical parking apparatus, ramps, lifting platforms or the like |
| 10/03/1978 | US4117977 Highway-railway crossing |
| 09/05/1978 | US4111585 Module and modular support for turfgrass and like areas |
| 09/05/1978 | CA1037723A1 Paving stone |
| 06/06/1978 | US4093120 Railroad crossing structure |
| 03/21/1978 | US4080087 Railless walkway for the visually handicapped |
| 01/10/1978 | US4067197 Means for stabilizing soil |
| 01/10/1978 | US4067196 Decorative stone |
| 10/04/1977 | US4052131 Paving stone |
| 09/13/1977 | US4047257 Life saving apparatus |
| 04/26/1977 | US4019279 Root control planter |
| 03/01/1977 | US4009827 Flexible, resilient, and wear resistant railroad crossing structure |
| 02/01/1977 | US4005943 Resilient structures |
| 12/28/1976 | US3999879 Inflatable roadway |
| 09/21/1976 | US3981602 Vehicle retardation |
| 07/06/1976 | US3967704 Vehicle decelerating means |
| 05/11/1976 | US3955761 Method for providing a vehicular supporting deck for a railroad grade crossing |
| 02/17/1976 | US3938904 Passage structures for use in acquiring the techniques for driving motor cycles |
| 01/27/1976 | US3934421 Ground stabilization matting |