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| Patents for American Locomotive Co. | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,053,470 | Sep. 08, 1936 | E.B. Eckfeldt, Executrix, J.J. Eckfeldt, deceased (Estate Of), N.E. Flodin | Apparatus for Machining Cylindrical Surfaces | metal lathes | |