DIN 4024-1 - 1988-04 - Beuth.de close-plus angle-down angle-up angle-left angle-right link-extern arrow-down arrow-right checkmark edit add date time place contact cart-small delete update history download zoom media normenticker mediathek normenticker bibliothek flatrate close menu search login cart prev next breadcrumb options email facebook-logo twitter phone help feeback print whatsapp facebook googleplus linkedin xing network flag-new flag-new-en per cent badge dinacademy payment economize shipping encoding.