| 摘要 |
PROBLEM TO BE SOLVED: To provide a drain port net to be discarded without dirtying hands, which facilitates work of closing an opening for preventing scattering, and enables water in the net to be easily removed. SOLUTION: Discarding work of the drain port net is simplified and is sanitized by attaching a string (2) to an upper part of the drain port net (1). COPYRIGHT: (C)2007,JPO&INPIT
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