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| All Patents in class 280/163 | |||||
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| Number | Date | Patentee | Title | Type | |
| 300,397 | Jun. 17, 1884 | F.W. Robinson | Traction Engine | traction engine suspensions | |
| 317,722 | May 12, 1885 | H.N. Land, H. Campbell | Platform for Traction Engines | traction engine suspensions | |