US Patent: 602,555
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| Coffee Roaster
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Patentees:
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| William J. Davis (exact or similar names) - Hiddenite, Alexander County, NC |
| Robert L. Davis (exact or similar names) - Hiddenite, Alexander County, NC |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Aug. 14, 1897 |
| Granted: |
Apr. 19, 1898 |
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Joel Havens
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