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 ES0055237UpriorityCriticalpatent/ES55237U/en
Publication of ES55237UpublicationCriticalpatent/ES55237U/en
Acoustic resonance box of musical relief characterized by being constituted by a double wall, so as to load the loudspeaker or speakers installed inside by means of the air contained between its walls, in order to reduce the resonance point of said loudspeakers . (Machine-translation by Google Translate, not legally binding)
ES0055237U1956-07-121956-07-12Acoustic resonance box with musical relief (Machine-translation by Google Translate, not legally binding)
PendingES55237U
(en)