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| Patents for A. M. Dickinson | |||||
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| Number | Date | Patentee | Title | Type | |
| 729,292 | May 26, 1903 | J.H. Dickinson | Hoisting and conveying apparatus | hoists, winches, come-alongs | |
| 806,117 | Dec. 05, 1905 | J.H. Dickinson | Hoisting and conveying device | hoists, winches, come-alongs | |