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MAITLAND J B DOANE
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MAITLAND J B DOANE
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Priority to ES0047195UpriorityCriticalpatent/ES47195Y/en
Publication of ES47195UpublicationCriticalpatent/ES47195U/en
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Publication of ES47195YpublicationCriticalpatent/ES47195Y/en
Stopper for bottles, of double action, characterized in that it comprises a lower body with horizontal grooves, presenting in its central part a hollow space, which reaches the level of the upper groove. (Machine-translation by Google Translate, not legally binding)