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PLAINTIFF'S EXHIBIT i j Kr* John Thompson Jech. bhief-Senver lanta 'lev, 2 1959 Dear Sin The following work was done during the montr. of October at the Arapahoe Station.

Registered May 9, 1950 Registration No. 524,936 PRINCIPAL REGISTER Trade-Mark UNITED STATES PATENT OFFICE 3.

April 28, 1952 Dr.

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Year 1954 1955 1956 1957 1958 1959 1960 1961 1962 1963 1964 1965 AMERICAN BRAKEBLOK DIVISION SALES TO NAPA CHARLESTON HEAVY DUTY THICK BLOCKS Cubic Inches 42,600 168,000 191,500 186,100 96,000 147,700 164,100 245,300 153,200 177,956 195,257 233,109 Dollars $ 2,775 10,955 12,535 12,172 6,554 9,711 10,382 15,492 9,578 11,124 12,309 14,919 Selling Price Per MCI $ 65.14 65.20 65.46 65.41 68.25 = 65.74 63.27 63.16 62.50 62.51 63.04 64.00 SCI 02116