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Patents for Economist Plow Co. | |||||
Number | Date | Patentee | Title | Type | |
322,838 | Jul. 21, 1885 | W.C. Margedant | Machine for finishing plow-beams | ||
325,258 | Sep. 01, 1885 | W.C. Margedant | Machine for finishing plow-handles | sanding machines |