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| Patents for Clarence E. Bilton | |||||
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| Number | Date | Patentee | Title | Type | |
| 991,464 | May 02, 1911 | C.E. Bilton | Gear-cutting machine | gear making machines | |
| 1,061,973 | May 20, 1913 | C.E. Bilton | Milling-machine | milling machines | |