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| All Patents in class 137/415 | |||||
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| Picture | Number | Date | Patentee | Title | |
| 677,458 | Jul. 02, 1901 | R.O. Jones, W. Lloyd, J. Lloyd | Steam-Eliminator | ||
 | 688,286 | Dec. 10, 1901 | J.C. Blevney | Water-feeder for boilers | |