Watering indicator
    8.
    发明授权
    Watering indicator 有权
    浇水指示器

    公开(公告)号:US07412878B2

    公开(公告)日:2008-08-19

    申请号:US10841204

    申请日:2004-05-06

    CPC classification number: A01G25/167

    Abstract: An Indicator that visually signals when it is time to start and stop watering by the Indicator's ability to distinctively change it's relative physical size and/or shape as it takes on and releases the water.

    Abstract translation: 一个指示器,通过指示器明显改变其所需的相对物理尺寸和/或形状并释放水的能力,在何时开始和停止浇水的视觉信号。

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