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| All Patents in class 280/47.11 | |||||
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| Number | Date | Patentee | Title | Type | |
| 601,231 | Mar. 29, 1898 | M. Blackburn | Truck | dollies, carts and hand trucks | |
| 6,929,275 | Aug. 16, 2005 | P.E. Schlangen | Person transport wheelchair | ||