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Priority to ES0146642UpriorityCriticalpatent/ES146642Y/en
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Publication of ES146642YpublicationCriticalpatent/ES146642Y/en
Sampling of closed chambers, characterized by being essentially constituted by a tube elbowed at one of its ends, ending in a short branch, while in another longer branch, from a certain length counted from the elbow the tube becomes in a channel discovered by its upper part, until the end of the referred long branch. (Machine-translation by Google Translate, not legally binding)