| US Patent: 8,289X 
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| Making staves | 
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| Patentees: |  
 | Unknown Heywood (exact or similar names) - Unknown, Unknown |  | Unknown Bard (exact or similar names) - Unknown, Unknown |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Granted: | Jul. 08, 1834 |  USPTO (New site tip)
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                        Jeff Joslin
 
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| Description: |  | Only the drawing survives; the patent description is lost. |  |