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Individual
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Individual
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Priority to ES0034036UpriorityCriticalpatent/ES34036Y/en
Publication of ES34036UpublicationCriticalpatent/ES34036U/en
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Publication of ES34036YpublicationCriticalpatent/ES34036Y/en
An amplifier box for loudspeakers, characterized in that it is cubic in shape and contains four walls that divide it so that a truncated-pyramidal body is formed, inside which the loudspeaker is arranged, so that the widest part of the loudspeaker same corresponds to the major base of the pyramid, the referred speaker being of any of the known types and of variable dimensions. (Machine-translation by Google Translate, not legally binding)
ES0034036U1952-12-241952-12-24
Amplifier box for speakers
ExpiredES34036Y
(en)
Improvements in microphones, particularly for duplex installations with speakers and microphone (Machine-translation by Google Translate, not legally binding)