TY - BOOK AU - Eary,Donald F. AU - Reed,Edward A. TI - Techniques of pressworking sheet metal and engineering approach to die desing SN - 0139006966 PY - 1974/// CY - Englewood Cliffs PB - Prentice Hall KW - Estampado metálico KW - lemb KW - Libro KW - unescot ER -