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| Patents for Carl H. Werth | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,814,964 | Dec. 03, 1957 | C.H. Werth | Contour boring and turning machine | vertical boring mills | |
| 2,962,840 | Dec. 06, 1960 | C.H. Werth | Grinding apparatus | grinders | |