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| All Patents in class 403/245 | |||||
| Number | Date | Patentee | Title | Type | |
| 27,784 | Apr. 10, 1860 | J.E. Emerson | Fastening for ax-handles | axes | |
| 241,236 | May 10, 1881 | F.A. Pratt | Adjustable lever | cranes | |