| 摘要 |
PROBLEM TO BE SOLVED: To reuse a plastic food bag brought from a supermarket or the like as a water draining bag for kitchen garbage. SOLUTION: The punching tool is constituted to be an openable elastic body with a plurality of needle-like protruded portions and a means for penetrating the protruded portions as an integrated body, so that a plurality of pinholes are easily punched at a time by sandwiching the plastic bag. COPYRIGHT: (C)2011,JPO&INPIT
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