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| Patents for John Pollitt | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 105,910 | Aug. 02, 1870 | W.M. Chochran | Improvement in sawing-machine | |
 | 105,912 | Aug. 02, 1870 | N.T. Coffin | Improvement in machine for securing sheet-metal lining in pump-stocks | |
 | 105,930 | Aug. 02, 1870 | V. Foland | Improvement in traversing machine | |
 | 113,144 | Mar. 28, 1871 | N.T. Coffin | Improvement in pumps | |
 | 144,092 | Oct. 28, 1873 | H.C. Hart | Improvement in saw sets | |
 | 148,065 | Mar. 03, 1874 | E. Horton | Improvement in Calipers | |