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| Patents for Edwin Harrington & Son | |||||
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| Number | Date | Patentee | Title | Type | |
| 220,074 | Sep. 30, 1879 | J.D. Landram, H.S. Haskins | Improvement in devices for bending hooks | ||
| 220,144 | Sep. 30, 1879 | E. Harrington | Improvement in hoisting-pulley apparatus | hoists, winches, come-alongs | |
| 272,431 | Feb. 20, 1883 | E. Harrington | Hoisting-machine | hoists, winches, come-alongs | |