Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
E04D1/00—Roof covering by making use of tiles, slates, shingles, or other small roofing elements
E04D1/29—Means for connecting or fastening adjacent roofing elements
E04D1/2907—Means for connecting or fastening adjacent roofing elements by interfitted sections
E04D1/2914—Means for connecting or fastening adjacent roofing elements by interfitted sections having fastening means or anchors at juncture of adjacent roofing elements