| 摘要 |
The inventive closure device for a non-vented liquid product dispenser from a rigid container consists of means for removing a product and a movable bottom provided with sealing means and is characterised in that said dispenser comprises a base cup forming a casing fixable to the base of the container and receiving said bottom which is integrally and coaxially arranged thereinside after the production thereof and prior to product dispensing in such a way that sealing means is protected.
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