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| Patents for Erie City Iron Works | |||||
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| Number | Date | Patentee | Title | Type | |
| 141,761 | Aug. 12, 1873 | T.H. Carroll | Improvement in sawing-machines | circular ripsaws | |
| RE12,052 | Nov. 04, 1902 | H.L. Wilson | Steam-boilers | traction engine boilers | |
| RE12,053 | Nov. 04, 1902 | H.L. Wilson | Steam-boiler | traction engine boilers | |
| 1,523,167 | Jan. 13, 1925 | F.M. Bettes | Workholder | ||
| 1,571,620 | Feb. 02, 1926 | F.M. Bettes | Drill holder | handheld power drills | |