div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: Extracto del libro “Telefonia” de M Marin Salvat src=https:reader036fdocumentsesreader036viewer202207281962e1e25865932a70f437276bhtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdiv class=annotation div class=annotationTitlePaloma Sabiodiv div class=annotationContentsExtracto del libro “Telefonia” de M Marin Salvat 1939Capitulo XXXIIISistemas Mecánicos o Automáticosdiv div div class=annotation div class=annotationTitlePaloma Sabiodiv div class=annotationContentsFinal página 586div divdivdiv class=trans-pagebuttonPage 2button div class=trans-image amp-img class=trans-thumb alt=Page 2: Extracto del libro “Telefonia” de M Marin Salvat src=https:reader036fdocumentsesreader036viewer202207281962e1e25865932a70f437276bhtml5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdiv class=annotationTitlePaloma Sabiodiv div class=annotationContentsdivdivdiv class=trans-pagebuttonPage 3button div class=trans-image amp-img class=trans-thumb alt=Page 3: Extracto del libro “Telefonia” de M Marin Salvat src=https:reader036fdocumentsesreader036viewer202207281962e1e25865932a70f437276bhtml5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdiv