| US Patent: 139,876 
 | 
| Improvement in bit-stocks Bit-stock head
 | 
| 
| Patentee: |  |
 | Austin P. Daboll (exact or similar names) - New London, CT |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
 | 
| Patent Dates: |  
| Applied: | Mar. 29, 1873 |  
| Granted: | Jun. 17, 1873 |  USPTO (New site tip)
 Google Patents
 Report data errors or omissions to steward 
                        Kirk Eppler
 "Vintage Machinery" entry for Wilson Manufacturing Co. (CT)
 Charles M. Doball
 
 | 
| 
| Description: |  | This bit-stock may have been manufacturing by I. Wilson / Wilson Manufacturing Co. 
Brother to Charles M. Daboll |  |