Invention Grant
US07918336B2 Closure device with corrugated ring plunger part 有权
带波纹环柱塞部件的封闭装置

Closure device with corrugated ring plunger part
Abstract:
A closure device with or without a drinking mechanism for bottles or receptacles, arranged to be attached to the bottle or receptacle. The device has a first cavity preferably for an additive and at least one second cavity where the first and the at least one second cavity can be opened individually by opening mechanisms which are integrated in the device and can be operated from outside of the device.
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