He is best known for his role as chief executive officer and president of National Semiconductor from 1967 to 1991 .
Charles E. Sporck ( born November 15 , 1927 ) is an American engineer and former company manager .
Charles E. Sporck is best known for Charles E. Sporck 's role as chief executive officer and president of National Semiconductor from 1967 to 1991 .
Charles E. Sporck ( born November 15 , 1927 ) is an American engineer and former company manager .