| 摘要 |
A drinking trough assembly comprising a trough, and at least one coupling device for coupling the trough to a support, wherein said at least one coupling device is removably connectable to the trough. Preferably said at least one coupling device is removably connectable to the trough adjacent the mouth of the trough. Removal of the coupling device from the trough permits the trough to be stacked in nesting relationship with other identical troughs.
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