Estupendo sitio, directorio-museo
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https://www.preservationsound.com
HI-FI IN MEXICO 1955 revista AUDIO
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05/25/2011 CHRIS A two page article from AUDIO magazine circa 1955. Consider this article in comparison to “ Japan Goes Hi Fi....
Audio analógico: Histórico de patentes e inventores
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No. Year Inventor Company An excerpt of the Claim made.............. 200521 1878 Edison NA "Phonograph or S...
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