div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imageimg data-url=documentcovenin-covenin-covenn-covenn-cdvenin-79-79-2072-2473-81-87-87-norma-aleacioneshtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: SENCAMERsencamergobvesencamernormas2354-89pdfCOVENIN COVENIN COVEN!N COVEN!N CDVENIN 79 79 2072- 2473 81 -87 87 NORMA ALEACIONES DE COBRE SIN PARA EQUIPCS AtaNDICtONAD0 SERUCIOS loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader035fdocumentocomreader035viewer20220702206131b9ef1ecc51586944ead5html5thumbnails1jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=2Page 2button div class=trans-imageimg data-url=documentcovenin-covenin-covenn-covenn-cdvenin-79-79-2072-2473-81-87-87-norma-aleacioneshtmlpage=2 data-page=2 class=trans-thumb lazyload alt=Page 2: SENCAMERsencamergobvesencamernormas2354-89pdfCOVENIN COVENIN COVEN!N COVEN!N CDVENIN 79 79 2072- 2473 81 -87 87 NORMA ALEACIONES DE COBRE SIN PARA EQUIPCS AtaNDICtONAD0 SERUCIOS loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader035fdocumentocomreader035viewer20220702206131b9ef1ecc51586944ead5html5thumbnails2jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=3Page 3button div class=trans-imageimg data-url=documentcovenin-covenin-covenn-covenn-cdvenin-79-79-2072-2473-81-87-87-norma-aleacioneshtmlpage=3 data-page=3 class=trans-thumb lazyload alt=Page 3: SENCAMERsencamergobvesencamernormas2354-89pdfCOVENIN COVENIN COVEN!N COVEN!N CDVENIN 79 79 2072- 2473 81 -87 87 NORMA ALEACIONES DE COBRE SIN PARA EQUIPCS AtaNDICtONAD0 SERUCIOS loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII=...