US Patent: 433,035
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| Cutter Head
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Patentees:
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| Frederick A. Requarth (exact or similar names) - Dayton, Montgomery County, OH |
| Henry W. Requarth (exact or similar names) - Dayton, Montgomery County, OH |
| Henry W. Hueffelmann (exact or similar names) - Dayton, Montgomery County, OH |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Dec. 13, 1889 |
| Granted: |
Jul. 29, 1890 |
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Jeff Joslin
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