| 摘要 |
PROBLEM TO BE SOLVED: To provide a prop for a vegetable garden having good workability and easily giving a uniform height. SOLUTION: An almost semi-circular shaped curved rod is formed with an arbitrary material having rigidity. Contact points are installed to the both ends of the rod. A central rod is installed to direct downward from the upper center of the curved rod. The lower end of the central rod is located lower than the contact points. COPYRIGHT: (C)2004,JPO&NCIPI
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