| US Patent: 518,136 
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| Lathe Chuck | 
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| Patentees: |  
 | Solomon Coons (exact or similar names) - Orbisonia, Huntingdon County, PA |  | Enos O. Rogers (exact or similar names) - Orbisonia, Huntingdon County, PA |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Applied: | Oct. 18, 1893 |  
| Granted: | Apr. 10, 1894 |  USPTO (New site tip)
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                        Joel Havens
 
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| Description: |  | C. A. Knowles - patent attorney |  |