| 摘要 |
<p>The blocks (1) are interlocking and/or self-aligning and may be used without mortar between the block surfaces. The blocks may also be intersection blocks (15), corner (10), angle corner (9) interlocking jointer. The fencing method covers a block (53) having inserts to interlock, as well as blocks (54, 61) which can form corners or junctions of a wall where end portions of the block may be set at various angles.</p> |
