| 摘要 |
A tamper-resistant dispensing structure including a closure for selectively closing an opening in a wall forming a portion of a container. Retaining structure is provided for maintaining the closure in association with the wall and with a stopper portion thereof maintained suitably for accurate fit with the opening in the wall during a closing operation. A flange is provided on the container for controlling the lateral disposition of the closure on the wall. In one form of the closure, the container flange is turned to cause the distal end thereof to retain the periphery of the closure against the wall.
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