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| Patents for Londus B. Walker | |||||
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| Number | Date | Patentee | Title | Type | |
| 49,938 | Sep. 12, 1865 | L.B. Walker | Improvement in cultivators | ||
| 76,677 | Apr. 14, 1868 | L.B. Walker | Improvement in saw-mills | circular ripsaws | |
| 100,695 | Mar. 08, 1870 | L.B. Walker | Improvement in planing-machines | wood planers | |