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| All Patents in class 122/17.1 | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 38,732 | Jun. 02, 1863 | D. Dick | Improved process of burning petroleum and other liquid for for the generation of steam and for other purposes | |
| 153,952 | Aug. 11, 1874 | L.P. Hawes | Gas Carbureting Machines | ||