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| Patents for R. M. McCormick | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,161,070 | Nov. 23, 1915 | H.M. Neer | Valve Grinder | valve grinding tools | |
| 1,241,488 | Oct. 02, 1917 | E.L. Beardsley | Lifter | valve spring tools | |