US Patent: 145,103
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| Machines for Facing Cylinders
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Patentees:
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| Thomas M. Henderson (exact or similar names) - Omaha, Douglas County, NE |
| Frank L. McDonald (exact or similar names) - Omaha, Douglas County, NE |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Mar. 29, 1873 |
| Granted: |
Dec. 02, 1873 |
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Joel Havens
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