| 摘要 |
PROBLEM TO BE SOLVED: To provide a long-sized block for a construction proper to the construction of various structures. SOLUTION: In the long-sized block for building the desired structure by arranging the long-sized blocks before and behind and left and right and piling up the blocks up and down, the main body of the block 10 has a plate section 11 extended in at least one direction in a fixed width, a pair of side plate sections 13 and 14 extended in the orthogonal direction from the plate section on the parallel side faces of the plate section 11 and internal spaces 16 surrounded by the plate section 11 and the side plate sections 13 and 14, and fitting means 18 for mutually fitting side-plate elements arranged between the side plate sections are installed to the main body. COPYRIGHT: (C)2004,JPO
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