| 摘要 |
<p>ENCLOSURE MADE UP OF IDENTICAL PIECES A spherical enclosure constituting a composter made up of identical triangular pieces which are all detachable interconnected. Any of the pieces can be partially detached so that it can be swung to open position for insertion of materials into it, and removal therefrom. The pieces constitute the entire structure, the device not having any other structural pieces, either interior or exterior. 16</p> |
