Exhibit 99.1 FOR IMMEDIATE RELEASE Chicago Rivet & Machine Co. Reports 2004 Third Quarter Earnings Naperville, IL, November 10, 2004 --- Chicago Rivet & Machine Co. (AMEX, symbol CVR) reported net income for the third quarter of 2004. Results are summarized below: CHICAGO RIVET & MACHINE CO. SUMMARY OF CONSOLIDATED RESULTS OF OPERATIONS FOR THE THREE AND NINE MONTHS ENDED SEPTEMBER 30 Third Quarter First Nine Months ------------- ----------------- 2004 2003 2004 2003 -------------------- -------------------- Net sales and lease revenue $ 9,324,695 $ 8,831,742 $29,731,215 $29,074,149 Income before income taxes 916,615 8,431 1,947,879 1,050,293 Net income 601,615 5,431 1,278,879 692,293 Net income per share .62 .01 1.32 .72 Average shares outstanding 966,132 966,132 966,132 966,132 - ------------------------------------------------------------------------------------------- (All figures subject to year-end audit) Contacts: Kimberly A. Kirhofer or John C. Osterman Chicago Rivet & Machine Co. (630) 357-8500