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| Patents for John Noel Tittle | |||||
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| Number | Date | Patentee | Title | Type | |
| 3,660,944 | May 09, 1972 | E. Warburton, B.R. Bottomley, J.N. Tittle | Grinding Machines | grinding machines | |
| 3,751,860 | Aug. 14, 1973 | J.N. Tittle | Method of Grinding Rolls | cylindrical grinders | |