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| Patents for Cincinnati Pulley Machinery Co. | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 493,738 | Mar. 21, 1893 | A. Streit | Pulley-lathe | |
 | 945,326 | Jan. 04, 1910 | J.G. Hey | Belt-tightener | |
 | 1,148,677 | Aug. 03, 1915 | J.G. Hey | Belt-gearing for drill-presses and the like | |
 | 1,173,189 | Feb. 29, 1916 | J.G. Hey | Belt-gearing | |
 | 1,216,689 | Feb. 20, 1917 | J.G. Hey | Feed mechanism for drilling-machines | |