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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by IndividualfiledCriticalIndividual
Priority to ES0055258UpriorityCriticalpatent/ES55258U/en
Publication of ES55258UpublicationCriticalpatent/ES55258U/en
Table-top acoustic sound box, characterized by being constituted by a box, in which inside a speaker is mounted on a resonator board, placed separately from the board that forms the front of the box in order to leave an air outlet and of waves of frequency lower than the own resonance of the speaker, when achieving the reduction of the point of own resonance of the speaker when loading it with the mass of existing air between this and the walls of the box. (Machine-translation by Google Translate, not legally binding)
ES0055258U1956-07-131956-07-13Desktop acoustic soundboard (Machine-translation by Google Translate, not legally binding)
PendingES55258U
(en)
Improvements in microphones, particularly for duplex installations with speakers and microphone (Machine-translation by Google Translate, not legally binding)