| 摘要 |
A high chair is provided having tubular metal arms of special configuration and with spaced grooves for locking a tray, the tray having resiliently urged locking hooks for engagement below the arms in a plurality of positions by one or the other of double hook portions, one of which hook portions retains the tray against separation from the arms and the other of which retains the tray against separation from the arms and also locks the tray against forward or rearward movement, the tray being readily removed by manual retraction of the locking hooks.
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