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| All Patents in class 123/41.45 | |||||
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| Picture | Number | Date | Patentee | Title | |
| 615,766 | Dec. 13, 1898 | A.A. Vansickle | Gas Engine | ||
| 668,954 | Feb. 26, 1901 | C.E. Dawson | Explosion Engine | ||
| 1,682,437 | Aug. 28, 1928 | C.G. Sprado | Circulating System | ||