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| All Patents in class 280/124.117 | |||||
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| Number | Date | Patentee | Title | Type | |
| 122,849 | Jan. 16, 1872 | R.C. Parvin | Improvements in Traction Engine | traction engine steering apparatus | |
| 396,223 | Jan. 15, 1889 | H.A. Moyer | Spring-vehicle | ||
| 497,548 | May 16, 1893 | H.A. Moyer | Spring-vehicle | ||