1 Filed Pursuant to Rule 424(b)(2) Registration Statement No. 333-00117 SUPPLEMENT NO. 7 TO PROSPECTUS SUPPLEMENT DATED JANUARY 26, 1996 AND PROSPECTUS DATED JANUARY 19, 1996 COOPER INDUSTRIES, INC. THIRD SERIES MEDIUM-TERM NOTES ISSUE DATE MAY 8, 1998 INTEREST RATE MATURITY DATE PER ANNUM - ------------- ------------- May 8, 2008 6.375% Issued At 100% of Aggregate Principal Amount. Not Redeemable Prior To Maturity. Issue Initially In Book Entry Form. The aggregate principal amount of this offering is $100,000,000.00 and relates only to Supplement No. 7. To date, including this offering, an aggregate of $300,000,000.00 Third Series Medium-Term Notes has been issued.