Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Individual
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Individual
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Priority to ES0058773UpriorityCriticalpatent/ES58773U/en
Publication of ES58773UpublicationCriticalpatent/ES58773U/en
A PIT that is characterized by that it is constituted by a nozzle formed by two joined sheets, that in its center have arranged an opening of convergent position, so that the conduit for the exit of the air is narrower than the one of coupling in the mouth . (Machine-translation by Google Translate, not legally binding)
ES0058773U1957-02-231957-02-23A whistle (Machine-translation by Google Translate, not legally binding)
PendingES58773U
(en)