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In 1879, Auguste Bartholdi received design patent number 11,023 titled "Design for a Statue". It was for the Statue of Liberty.
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| Number | Title | Issue Date |
| 5154125 | Multi-level folding step for track-bound vehicles A folding staircase for track-bound vehicles comprises a base ladder part, movably carried in the vehicle, and a swinging ladder part hingedly carried by the base ladder part. The base ladder part is movable between a stowed position and an extended posit... | 10/13/1992 |
