| US Patent: 217,048 
 | 
| Chuck Attachment for Lathes | 
| 
| Patentees: |  
 | Frank G. Bielefeld (exact or similar names) - Chicago, Cook County, IL |  | Hermann A. Eibach (exact or similar names) - Chicago, Cook County, IL |  | Hugo Vogel (exact or similar names) - Chicago, Cook County, IL |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
 | 
| Patent Dates: |  
| Applied: | Jun. 18, 1878 |  
| Granted: | Jul. 01, 1879 |  USPTO (New site tip)
 Google Patents
 Report data errors or omissions to steward 
                        Joel Havens
 
 |