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| Patents for A. B. Landis | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 286,313 | Oct. 09, 1883 | F.F. Landis | Traction Engine | |
 | 294,793 | Mar. 11, 1884 | F.F. Landis | Traction Engine Bearing | |
 | 294,794 | Mar. 11, 1884 | F.F. Landis | Traction Engine | |