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| Patents for Henry A. Ainsworth | |||||
| Number | Date | Patentee | Title | Type | |
| 295,851 | Mar. 25, 1884 | H.A. Ainsworth | Metal-bending machine | metal bending machines | |
| 363,351 | May 24, 1887 | H.A. Ainsworth | Drop-hammer | drop hammers | |