| 摘要 |
<p>The present invention relates to the assembling matters such as blocks which are solid and stout and have excellent fittability or joinability to one another, such matters being capable of forming face plates of perfectly same configuration adapted to constitute the respective sides or faces of a six-sided cubic structure which can be easily assembled or disassembled and which can be utilized for a variety of purposes such as for building, construction, many types of utensiles, structures, toys and so forth.</p> |
