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| Patents for L. F. Cohen | |||||
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| Number | Date | Patentee | Title | Type | |
| 10,636 | Mar. 14, 1854 | E.G. Hastings | Machine for dressing stone | stone dressing machines | |
| 10,809 | Apr. 18, 1854 | A. Sohn | Machine for filling match-frames | match making machines | |