DIBUJOS TECNICOS. SIMBOLOS PARA LAS TOLERANCIAS GEOMETRICAS. PROPORCIONES Y MEDIDAS
TECHNICAL DRAWINGS. SYMBOLS FOR GEOMETRICAL TOLERANCING. PROPORTIONS AND DIMENSIONS.
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01.100.01 / Technical drawings in general
CTN 1 - General standards
ISO 7083:1983 (Identical)
It is cancelled by: UNE-EN ISO 7083:1996