| 摘要 |
1509280 Roofing tiles EUROC ADMINISTRATION AB 17 Nov 1975 [18 Nov 1974] 47332/75 Heading E1B A corrugated roofing tile comprises two vertically offset portions interconnected by a web 3, the under surface of the corrugation at one end being an exact match for the upper surface at the other end so that no gaps occur between overlapping tiles. The tiles may be made of fibre reinforced cement, concrete, plastics or brick clay. For Figure see next column |
