| 摘要 |
1. Pavement consisting of rectangular concrete paving-stones of different dimensions having an irregular surface and irregular top edges adapted to imitate the appearance of a hewed-stone pavement, characterized in that one of the dimensions (5, 6) in width or length is the same for all the stones, whereas the other dimension (3, 4) differs from one stone to another according to a random choice, one at least of the sides of said paving-stones comprising means (17) for identifying the constant dimension. |
