| US Patent: 628,655 
 | 
| Saw-sharpening machine | 
| 
| Patentee: |  |
 | Lars Larsen Filstrup (exact or similar names) - Chicago, IL |  
 
 
 
 
 
 | 
| Patent Dates: |  
| Applied: | Apr. 10, 1899 |  
| Granted: | Jul. 11, 1899 |  USPTO (New site tip)
 Google Patents
 Report data errors or omissions to steward 
                        Jeff Joslin
 Vintage Machinery entry for Covel Mfg. Co.
 
 | 
| 
| Description: |  | Improvements to patent 574,855, reissued as RE11,733. The improvements are to the mechanism that inclines the driving pulley to keep it aligned with the grinding-wheel pulley as its inclination changees. |  |