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| Patents for Urban B. A. Lange | |||||
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| Number | Date | Patentee | Title | Type | |
| 6,537X | May 03, 1831 | U.B. Lange | Stove for stone coal | stoves | |
| 8,453X | Oct. 14, 1834 | U.B. Lange | Apparatus to prevent smoking chimneys | chimneys | |