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| Patents for John H. Montstream | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 723,704 | Mar. 24, 1903 | W. Lodge, W.L. Shellenbach, J.H. Montstream | Engine Lathe | |
| 1,194,653 | Aug. 15, 1916 | J.H. Montstream | Drop Hammer | ||