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 ES97586UpriorityCriticalpatent/ES97586Y/en
Publication of ES97586UpublicationCriticalpatent/ES97586U/en
Application grantedgrantedCritical
Publication of ES97586YpublicationCriticalpatent/ES97586Y/en
Resonance box for loudspeakers, essentially characterized by having the shape of a closed book and is intended to accommodate a super-elliptical speaker and which is arranged with its mouth directed towards the inner side of the wall that simulates the back of the book, on whose wall there is a discreet grid provided to output the sound. (Machine-translation by Google Translate, not legally binding)
ES97586U1963-01-311963-01-31
Soundboard for speakers
ExpiredES97586Y
(en)